APA (7th ed.) Citation

Nichols, A., & Servais, J. (1996). Joseph Ratzinger. Edizioni Paoline.

Chicago Style (17th ed.) Citation

Nichols, Aidan, and Jacques Servais. Joseph Ratzinger. Cinisello Balsamo (MI): Edizioni Paoline, 1996.

MLA (9th ed.) Citation

Nichols, Aidan, and Jacques Servais. Joseph Ratzinger. Edizioni Paoline, 1996.