Cita APA (7a ed.)

Clubb, O. E. (1978). 20th century China (3d ed.). Columbia University Press.

Cita Chicago Style (17a ed.)

Clubb, O. Edmund. 20th Century China. 3d ed. New York: Columbia University Press, 1978.

Cita MLA (9a ed.)

Clubb, O. Edmund. 20th Century China. 3d ed. Columbia University Press, 1978.