APA (7th ed.) Citation

Clubb, O. E. (1972). 20th century China (2d ed.). Columbia University Press.

Chicago Style (17th ed.) Citation

Clubb, O. Edmund. 20th Century China. 2d ed. New York: Columbia University Press, 1972.

MLA (8th ed.) Citation

Clubb, O. Edmund. 20th Century China. 2d ed. Columbia University Press, 1972.