OKON, E. O. . Business Development in Nasarawa State: Effect of Poor Sanitation and Waste Management System. International Journal of Economics, Business and Management Studies, [S. l.], v. 3, n. 1, p. 36–46, 2016. DOI: 10.20448/802.3.1.36.46. Disponível em: http://onlinesciencepublishing.com/index.php/ijebms/article/view/197. Acesso em: 22 dec. 2024.