APA (7. basım) Alıntı

Willoughby, W. F. (1936). The government of modern states. D. Appleton-Century company, incorporated.

Chicago Style (17. basım) Atıf

Willoughby, William Franklin. The Government of Modern States. New York, London: D. Appleton-Century company, incorporated, 1936.

MLA (9th ed.) Atıf

Willoughby, William Franklin. The Government of Modern States. D. Appleton-Century company, incorporated, 1936.