LAWAL, O. Strategic Challenges of Nigeria’s Foreign Policy from 1960-2019. The International Journal of Humanities & Social Studies, [S. l.], v. 8, n. 3, 2020. DOI: 10.24940/theijhss/2020/v8/i3/HS2003-020. Disponível em: https://internationaljournalcorner.com/index.php/theijhss/article/view/151691. Acesso em: 20 may. 2024.