APA (7th ed.) Zitazioa

Ridley, H. (1983). Images of imperial rule. Croom Helm.

Chicago Style (17th ed.) Zitazioa

Ridley, Hugh. Images of Imperial Rule. New York: Croom Helm, 1983.

MLA (9th ed.) Zitazioa

Ridley, Hugh. Images of Imperial Rule. Croom Helm, 1983.