Umaru, M. ., Dalhatu, M. ., Bello, A. . and Nawawi, H. . (2013) “Animal traction as source of farm power in rural areas of Sokoto state, Nigeria”, Health, Safety and Environment , 1(1), pp. 23-28. Available at: https://sjournals.com/index.php/hse/article/view/406 (Accessed: 22July2024).