ebrary, Inc, Chabal, P., Engel, U., & Haan, L. d. (2007). African alternatives. Brill.
芝加哥风格引文ebrary, Inc, Patrick Chabal, Ulf Engel, 与 Leo de Haan. African Alternatives. Leiden: Brill, 2007.
MLA引文ebrary, Inc, et al. African Alternatives. Brill, 2007.
警告：这些引文格式不一定是100％准确.