Gwandi O., and V. Kamalvanshi. “Comparative Analysis of Labour Costs and Returns in Small-Scale Maize-Cowpea Farming: A Case Study Mubi North Local Government, Adamawa State, Nigeria”. Current Research Progress in Agricultural Sciences Vol. 2, July 2024, pp. 71-89, doi:10.9734/bpi/crpas/v2/1204.