APA (7th ed.) Citation

Bello, N. L. (1968). The Vatican Empire. Trident Press.

Chicago Style (17th ed.) Citation

Bello, Nino Lo. The Vatican Empire. New York: Trident Press, 1968.

MLA (8th ed.) Citation

Bello, Nino Lo. The Vatican Empire. Trident Press, 1968.

Warning: These citations may not always be 100% accurate.