Getecha, Jennifer, Jacinta M. Adhiambo (PhD), and Peter Koros (PhD). “PROFESSIONAL DEVELOPMENT PROGRAMMES AND LEARNER CENTRED PEDAGOGY IN THE LEARNING - TEACHING PROCESS IN SELECTED BRITISH CURRICULUM SECONDARY SCHOOLS IN KENYA AND TANZANIA”. International Research Journal of Social Sciences, Education and Humanities 5, no. 2 (September 18, 2023): 175–190. Accessed October 24, 2026. https://www.irjp.org/index.php/IRJSEH/article/view/153.