APA (7th ed.) Citation

Bell-Gam, R., & Iyam, D. U. (1999). Nigeria (Rev. ed.). Clio Press.

Chicago Style (17th ed.) Citation

Bell-Gam, Ruby, and David Uru Iyam. Nigeria. Rev. ed. Oxford, England ; Santa Barbara, Calif.: Clio Press, 1999.

MLA (9th ed.) Citation

Bell-Gam, Ruby, and David Uru Iyam. Nigeria. Rev. ed. Clio Press, 1999.