APA引文

Onwuka, R. I. (1989). Africa in world politics, into the 1990s. Macmillan.

Chicago Style (17th ed.) Citation

Onwuka, Ralph I. Africa in World Politics, into the 1990s. Basingstoke, Hants, Eng: Macmillan, 1989.

MLA引文

Onwuka, Ralph I. Africa in World Politics, into the 1990s. Macmillan, 1989.