Umana, Etebong Attah, Ijeoma Catherine Okoli, Ubong Udo-Johnson Mbak, and Queen Chigozie Nwaogu. “Empirical Analyses of the Effect of Sustainability on Development Studies in Selected Tertiary Institutions in South-South, Nigeria”. Nigerian Academy of Management Journal 16, no. 1 (March 31, 2021): 86–98. Accessed April 21, 2026. http://namj.tamn-ng.org/index.php/home/article/view/136.