-- (2023). CPP221 (Principles of Crop Production). Mouau.afribary.org: Retrieved Apr 04, 2025, from https://repository.mouau.edu.ng/work/view/cpp221-principles-of-crop-production-7-2
--. "CPP221 (Principles of Crop Production)" Mouau.afribary.org. Mouau.afribary.org, 15 Feb. 2023, https://repository.mouau.edu.ng/work/view/cpp221-principles-of-crop-production-7-2. Accessed 04 Apr. 2025.
--. "CPP221 (Principles of Crop Production)". Mouau.afribary.org, Mouau.afribary.org, 15 Feb. 2023. Web. 04 Apr. 2025. < https://repository.mouau.edu.ng/work/view/cpp221-principles-of-crop-production-7-2 >.
--. "CPP221 (Principles of Crop Production)" Mouau.afribary.org (2023). Accessed 04 Apr. 2025. https://repository.mouau.edu.ng/work/view/cpp221-principles-of-crop-production-7-2