Olawumi, Akinyode Timothy, S. A Oluwalana, S. A, S Momoh, and A. M Aduradola. “Cost and Returns on Chewing Stick Processing in Southwest Nigeria”. American Journal of Human Ecology 2, no. 1 (May 30, 2013): 1–6. Accessed May 2, 2024. http://worldscholars.org/index.php/ajhe/article/view/265.