Oluwole, M. S., Masugari, D. Y., Ojekunle, J. A. An Analysis of the Sphere of Influence of Agro Commodities from Kaduna State, Nigeria. IJSGS [Internet]. 2016 Dec. 28 [cited 2026 May 2];2(4):14. Available from: https://fugus-ijsgs.com.ng/index.php/ijsgs/article/view/225