1. Beck, C. (2003). Initiation into qualitative data analysis. Journal of Nursing Education, 42(5), 231.
2. Chantal, N., & Andala, H. O. (2020). Teachers’ Non-Monetary Motivation and Students’ Academic Performance in Public Primary Schools in Rwanda. Journal of Education, 3(2), 1 - 18.
3. Chisman, D. C. (1984). Science education and national development. Science Education, 68(5), 563-569.
4. De-Silva, A., Khatibi, A., & Azam, S. M. (2018). What factors affect secondary school students’ performance in science in the developing countries? A conceptual model for an exploration. European Journal of Education Studies, 4(6), 80 - 100. https://doi.org/10.5281/zenodo.1239967
5. Eitu, R. L. (2015). National Policy on Science Education and Science Teachers’ Performance in Secondary Schools in Mbale District ((Uganda). Mbale: Islamic University in Uganda. Retrieved November 2020, from http://hdl.handle.net/20.500.12309/367