Kingsly Awang Ollong. “6 - The National Produce Marketing Board in Cameroon, 1978–91: An Analysis of Its Origin, Performance and Collapse”. Afrika Zamani, no. 22-23 (January 19, 2022). Accessed August 7, 2025. https://www.journals.codesria.org/index.php/az/article/view/1806.