Mr. Sunday S. Akpan, and Micheal Nnamseh. “Managing Risk of Petrol Scarcity in Nigeria: A Test of the Efficacy of Strategic Management Approaches”. Global Journal of Human-Social Science 14, no. E5 (March 15, 2014): 25–38. Accessed May 19, 2024. https://socialscienceresearch.org/index.php/GJHSS/article/view/1121.