Mude Mude, R. K. Kenei, and K. Githui. “INFLUENCE OF PRINCIPALS’ PROVISION OF OPPORTUNITIES FOR PROFESSIONAL DEVELOPMENT ON TEACHER PERFORMANCE IN PUBLIC SECONDARY SCHOOLS IN SAKU SUB-COUNTY, MARSABIT COUNTY, KENYA”. African Journal of Emerging Issues, Vol. 5, no. 12, Sept. 2023, pp. 73 -86, https://ajoeijournals.org/sys/index.php/ajoei/article/view/468.