Nwaobiala, Chioma Udo. “Cocoa Farmers’ Participation in Farmer Field School Approach in Abia State, Nigeria”. The Nigerian Journal of Rural Extension and Development 8, no. 1 (April 11, 2023): 38–46. Accessed July 3, 2024. https://journals.ui.edu.ng/index.php/njred/article/view/916.