APA(7版)引用形式

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

Chicagoスタイル(17版)引用形式

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

MLA(9版)引用形式

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

警告: この引用は必ずしも正確ではありません.