Sinkala, Henry, Francis Simui, and Gistered Muleya. “A Plethora of Roles Played by Teacher Unions in Fostering Improved Learning Environment in Schools in Zambia”. Advances in Social Sciences Research Journal 9, no. 9 (September 24, 2022): 450–464. Accessed December 3, 2024. http://558368.fgnqrw60.asia/index.php/ASSRJ/article/view/13112.