Muthee, Daniel W., Gwademba, Goudian Kilemba, and Johnson Masinde. “The Role of Indigenous Knowledge Systems in Enhancing Agricultural Productivity in Kenya”. Eastern Africa Journal of Contemporary Research 1, no. 1 (May 6, 2019): 23–33. Accessed April 28, 2024. https://eajcr.org/index.php/eajcr/article/view/10.