Gabriel Orfega Ortserga, and Sufyan Awwal Sidi. “An Evaluation of Nigeria’s Foreign Policy and National Interest since Independence”. LAPAI JOURNAL OF NIGERIA HISTORY 13, no. 2 (July 20, 2021): 114–126. Accessed June 3, 2025. http://ojs.ibbujournals.com.ng/index.php/ljnnhh/article/view/810.