APA (7th ed.) Citation

Addo, H. (1986). Imperialism: The permanent stage of capitalism.

Chicago Style (17th ed.) Citation

Addo, Herb. Imperialism: The Permanent Stage of Capitalism. Japan :The United Nations University, 1986.

MLA (9th ed.) Citation

Addo, Herb. Imperialism: The Permanent Stage of Capitalism. 1986.