ebrary, Inc, AfriMAP, Open Society Initiative for West Africa, Open Society Media Program, Bussiek, H., & Akingbulu, A. (2010). Nigeria: A survey. Open Society Initiative for Southern Africa.
芝加哥风格引文ebrary, Inc, AfriMAP, Open Society Initiative for West Africa, Open Society Media Program, Hendrik Bussiek, 与 Akin Akingbulu. Nigeria: A Survey. Rosenbank, South Africa: Open Society Initiative for Southern Africa, 2010.
MLA引文ebrary, Inc, et al. Nigeria: A Survey. Open Society Initiative for Southern Africa, 2010.
警告：这些引文格式不一定是100％准确.