1. Anderson, B. (1984). Efficiency in provincial education administration. NDOE, Papua New Guinea.
2. Clarkson, P. (2016). The intertwining of politics and mathematics teaching in Papua New Guinea. In A. Halai, & P. Clarkson, (Eds.), Teaching and learning mathematics in ultilingual classrooms: Issues for policy, practice and teacher education (pp. 43–56). Rotterdam, The Netherlands: Sense Publications.
3. Clarkson, P., Hamadi, T., Kaleva, W., Owens, K., & Toomey, R. (2003). Final report. PNG-Australia Development Cooperation Program. Baseline survey: Interpretative evaluation report of the Primary and Secondary Teacher Education Project. Melbourne, Australia: Australian Catholic University.
4. Clements, M. A., & Lean, G. A. (1981). Influences on mathematical learning in Papua New Guinea: Some cross-cultural perspectives (Report No. 13). Lae, Papua New Guinea: Mathematics Education Centre, PNG University of Technology.
5. Cleverley, J. (1976). Planning educational change in Papua New Guinea: A comparative study of the 1973 and 1974 five-year plans for education. Comparative Education, 12(1), 55–65. https://doi.org/10.1080/0305006760120107