• Aliseda, A. (2007). Abductive reasoning: Challenges ahead. Theoria, 60, 261 – 270.
• Anand, M., Gonzalez, A., Guichard, F., Kolasa, J & Parrott, L (2010). Ecological systems as complex systems: Challenges for an emerging science. Diversity, 2, 395–410. https://doi.org/10.3390/d2030395.
• Bernstein, B. (1999). Vertical and horizontal discourse: An essay. British Journal of Sociology of Education, 20(2), 157 – 173. https://doi.org/10.1080/01425699995380.
• Bernstein, B. (2003a). On the classification and framing of educational knowledge. In Bernstein, B., Class, codes and control, Volume I: Theoretical studies towards a sociology of language (Chapter 11, pp. 156 – 177), London: Routledge, Taylor & Francis Group.
• Bernstein, B. (2003b). Social class and pedagogical practice. In Bernstein, B., The Structuring of pedagogic discourse, Volume IV: Class, codes and control (Chapter 10, pp. 196 – 217), London: Routledge.
• Binstock, M. (2006). A survey of national environmental education and education for sustainable development laws and policies – lessons for Canada, Canadian institute for environmental law and policy, Toronto: Ontario.
• Connell, P., Shearer, A & Tobin, T. (2006). Early years curriculum guidelines. Brisbane: The State of Queensland.
• Cottrell, R. R., & McKenzie, J. F. (2005). Health promotion and education research methods: Using the five-chapter thesis/dissertation model. Sudbury, Massachusetts: Jones and Bartlett Publishers.
• Creswell, J. W. (1994). Research design: Qualitative and quantitative approaches. London: Sage Publications.
• Daymon, C., & Holloway, I. (2011). Qualitative research methods in public relations and marketing communication (2nd Ed.), London: Routledge.
• Department of Basic Education (DBE). (2011a). National curriculum statement (NSC), Curriculum and assessment policy statement (CAPS) English home language foundation phase grade R – 3. Pretoria: Government Printer. Retrieved from https://www.education.gov.za/Curriculum/CurriculumAssessmentPolicyStatements(CAPS)/.
• CAPSFoundation/tabid/571/Default.aspx.
• Department of Basic Education (DBE). (2011b). National curriculum statement (NSC) Curriculum and assessment policy statement (CAPS) English mathematics foundation phase grade R. Pretoria: Government Printer. Retrieved from https://www.education.gov.za/Curriculum/CurriculumAssessmentPolicyStatements(CAPS)/CAPSFoundation/tabid/571/Default.aspx.
• Department of Basic Education (DBE). (2011c). National curriculum statement (NSC) Curriculum and assessment policy statement (CAPS) English life skills foundation phase grade R – 3. Pretoria: Government Printer. Retrieved from https://www.education.gov.za/Curriculum/CurriculumAssessmentPolicyStatements(CAPS)/CAPSFoundation/tabid/571/Default.aspx.
• Eilam, E., & Trop, T. (2012). Environmental attitudes and environmental behaviour: Which is the horse and which is the cart? Sustainability, 4, 2210–2246. https://doi.org/10.3390/su4092210.
• Erdoğan, M., Bahar, M., Ӧzel, R., Erdaş E., & Uşak, M. (2012). Environmental education in 2002 and 2006: Early childhood curriculum. Educational Sciences: Theory and Practice, Special Issue, 3259–3272.
• Evans, N., Whitehouse, H & Gooch, M. (2012). Barriers, success and enabling practices of education for sustainability in Far North Queensland schools: A case study. The Journal of Environmental Education, 43(2), 121–138. https://doi.org/10.1080/00958964.2011.621995.
• Fien, J. (2001). Education for sustainability: Reorientating Australian schools for a sustainable future, Issue 8: The Australian Conservation Foundation.
• Gordon, A. M., & Browne, K. W. (2011). Beginnings and beyond: Foundations in early childhood education (8th Ed.), Belmont, California: Wadsworth Cengage Learning.
• Green, M., & Somerville, M. (2015). Sustainable education researching practice in primary schools. Environmental Education Research, 21(6), 832–845. https://doi.org/10.1080/13504622.2014.923382.
• Ham, S. H., & Sewing, D. R. (1988). Barriers to environmental education. Journal of Environmental Education, 19(2), 17–24.
• Ketlhoilwe, M. (2003). Environmental education policy implementation in Botswana: The role of secondary education officers and school heads. Southern African Journal of Environmental Education, 20, 75–84.
• Ko, A. C., & Lee, J. C. (2003). Teachers’ perceptions of teaching environmental issues within science curriculum: A Hong Kong perspective. Journal of Science Education and Technology, 12(3), 187–204. https://doi.org/10.1023/A:1025094122118.
• Kopelke, D. (2012). Environmental education through listening to children. D.Ed. Thesis, Queensland, Australia: Queensland University of Technology.
• Krippendorff, K. (1980). Validity in content analysis. In E. Mochmann (Ed.), Computerstrategien für die kommunikationsanalyse. Frankfurt, Germany: Campus, pp. 69 – 112.
• Lane, J. F. (2006). Environmental education implementation in Wisconsin: Conceptualizations and practices (PhD Thesis), Wisconsin: University of Wisconsin–Madison.
• Lassiter, D., & Goodman, N. D. (2017). How many kinds of reasoning? Inference, probability and natural language semantics, pp. 1–23. https://web.stanford.edu/~danlass/Lassiter-Goodman-reasoning.pdf.
• Le Grange, L. (2002). Towards a “language of probability” for environmental education in South Africa. South African Journal of Education, 22(2), 83–87.
• Lind, K. K. (1998). Science in early childhood: Developing and acquiring fundamental concepts and skills. Mathematics, and Technology Education: Paper presented at the Forum on Early Childhood Science. https://doi.org/10.1007/BF03400600.
• Lucas, A. M. (1972). Environment and environmental education: Conceptual issues and curriculum implications (PhD Thesis). Ohio: The Ohio State University.
• Maharajh, L. R., Nkosi, T., & Mkhize, M. C. (2016). Teachers’ experiences of the implementation of the curriculum and assessment policy statement (CAPS) in three primary schools in KwaZulu–Natal. Africa’s Public Service Delivery and Performance Review, 4(3), 371–388. https://doi.org/10.4102/apsdpr.v4i3.120.
• Mathenjwa, J. S. (2014). The implementation of environment al education in the Ubombo circuit schools (M.Sc. Dissertation), Ongoye: University of Zululand.
• McBride, B. B., Brewer, C. A., Berkowitz, A. R., & Borrie, W. T. (2013). Environmental literacy, ecological literacy, Ecoliteracy: What do we mean and how did we get here? Ecosphere, 4(5), 1–20. Article 67. Retrieved from www.esajournals.org.
• Mokhele, M. L. (2011). Integrated environmental teaching in South Africa: An impossible dream? Perspectives in Education, 29(4), 78–86.
• Motshegoa, M. E. (2006). The policy and practice of environmental education in South African schools (M.Ed. Dissertation), Pretoria: University of South Africa.
• Mwendwa, B. (2017). Learning for sustainable development: Integrated environmental education in the curriculum of ordinary secondary schools in Tanzania. Journal of Sustainable Education, 12, 21.
• Norris, E. I. (2016). Actualizing the goals of environmental education in Nigeria. Journal of Education and Practice, 7(8), 1–5.
• Nsubuga, Y. (2008). A Bernstein analysis of the integration of natural resource management in the curriculum of a rural disadvantaged school. Southern African Journal of Environmental Education, 25, 98–112.
• Ovchinnikova, E., Gordon, A. S., & Hobbs, J. (2013). Abduction for discourse interpretation: A probabilistic framework. In Proceedings of the joint symposium on semantic processing, pp. 42–50.
• Plutynski, A. (2011). Four problems of abduction: A brief history. The Journal of the International Society for the History of Philosophy of Science, 1, 1–22. https://doi.org/10.1086/660746.
• Potter, W. J., & Levine-Donnerstein, D. (1999). Rethinking validity and reliability in content analysis. Journal of Applied Communication Research, 27(3), 258-285. https://doi.org/10.1080/00909889909365539.
• Ralph, M., & Stubbs, W. (2014). Integrating environmental sustainability into universities. Higher Education, 67, 71–90. https://doi.org/10.1007/s10734-013-9641-9.
• Roth, C. E. (1992). Environmental Literacy: Its Roots, Evolution and Directions in the 1990s, Columbus, OH: ERIC Clearinghouse for Science, Mathematics and Environmental Education.
• Sappleton, N. (2013). Advancing research methods with new technologies. Hershey, Pennsylvania: Information Science References. https://doi.org/10.4018/978-1-4666-3918-8.
• Schudel, I., Le Roux, C., Lotz–Sisitka, H., Loubser, C., O’Donoghue, R., & Shallcross, T. (2008). Contextualising learning in advanced certificate in education (environment education) courses: Synthesising contexts and experiences. South Africa Journal of Education, 28, 543–559.
• Songqwaru, N. Z. (2012). Supporting environment and sustainability knowledge in the grade 10 life sciences curriculum and assessment policy context: A case study of the fundisa for change teacher education and development programme pilot project, MEd Thesis, Grahamstown: Rhodes University.
• Srbinovski, M., Erdoğan, M., & Ismaila, M. (2010). Environmental literacy in the science education curriculum in Macedonia and Turkey. Procedia–Social and Behavioural Sciences, 2, 4528–4532. https://doi.org/10.1016/j.sbspro.2010.03.725.
• Stokes, E., Edge, A., & West, A. (2001). Final report: Environmental education in the education system of the European Union. European Commission: Brussels.
• Svenning, J. (2001). Abduction as a methodological approach to the study of spoken interaction. Norskrift, 103, 1–22.
• Yu, C. H. (2005). Abduction, deduction and induction: Their implications to qualitative methods, pp. 1 – 32. Retrieved from http://creative-wisdom.com/teaching/WBI/abduction5.pdf.

APA

Hebe, H. (2019). Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R. Eurasia Journal of Mathematics, Science and Technology Education, 15(9), em1750. https://doi.org/10.29333/ejmste/108486

Vancouver

Hebe H. Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R. EURASIA J Math Sci Tech Ed. 2019;15(9):em1750. https://doi.org/10.29333/ejmste/108486

AMA

Hebe H. Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R. EURASIA J Math Sci Tech Ed. 2019;15(9), em1750. https://doi.org/10.29333/ejmste/108486

Chicago

Hebe, Headman. "Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R". Eurasia Journal of Mathematics, Science and Technology Education 2019 15 no. 9 (2019): em1750. https://doi.org/10.29333/ejmste/108486

Harvard

Hebe, H. (2019). Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R. Eurasia Journal of Mathematics, Science and Technology Education, 15(9), em1750. https://doi.org/10.29333/ejmste/108486

MLA

Hebe, Headman "Locating the Position of Environmental Education in the South African School Curriculum: The Case of Grade R". Eurasia Journal of Mathematics, Science and Technology Education, vol. 15, no. 9, 2019, em1750. https://doi.org/10.29333/ejmste/108486