1. Adams, M. C. (1994). The best war ever: America and World War II. JHU Press.
2. Adamson, B. F. (2006). Crossing borders: International migration and national security (pp. 1, 172, 174, 187, 191, 192). The MIT Press.
3. Adepoju, A. (1977). Migration and development in tropical Africa: Some research priorities (pp. 213–23). Oxford University Press.
4. Colonialism and Contemporary African Migration: A Phenomenological Approach
5. AGOA. (2000). Extension of certain trade benefits to Sub-Saharan Africa: Trade policy for Sub-Saharan Africa (pp. 251–306). AGOA.