1. Abumere, S.I. 1981. Population distribution policies and measures in Africa south of the Sahara: a review.Population and Development Review 17(3): 421–433.
2. Medium-Sized Towns in Nigeria;A. Adepoju,1983
3. Adepoju, A. 1986.Rural Migration in Nigeria. Ile-Ife: Department of Demography and Social Statistics, University of Ife.
4. NISER Monograph Series;D.O. Ajakaiye,2001
5. Amin, S. 1974.Modern Migrations in West Africa. London. Oxford University Press.