APA (7th ed.) Citation

Zinn, H. (1984). The twentieth century, a people's history (1st Harper colophon ed.). Harper & Row.

Chicago Style (17th ed.) Citation

Zinn, Howard. The Twentieth Century, a People's History. 1st Harper colophon ed. New York: Harper & Row, 1984.

MLA (9th ed.) Citation

Zinn, Howard. The Twentieth Century, a People's History. 1st Harper colophon ed. Harper & Row, 1984.