Onomu, Achoja, Michael Aliber, and Ikechi Agbugba. “TRACTOR SERVICES CHALLENGES AND CURRENT DEMAND TRENDS BY SMALLHOLDER FARMERS IN NIGERIA”. Journal of Agribusiness and Rural Development 58, no. 4 (December 28, 2020): 379-391. Accessed April 24, 2024. http://www1.up.poznan.pl/jard/index.php/jard/article/view/1288.