APA (7th ed.) Citation

Alvarez, D. J., & Graham, R. A. (1997). Nothing sacred: Nazi espionage against the Vatican ; 1939 - 1945. Cass.

Chicago Style (17th ed.) Citation

Alvarez, David J., and Robert A. Graham. Nothing Sacred: Nazi Espionage Against the Vatican ; 1939 - 1945. London [u.a.]: Cass, 1997.

MLA (9th ed.) Citation

Alvarez, David J., and Robert A. Graham. Nothing Sacred: Nazi Espionage Against the Vatican ; 1939 - 1945. Cass, 1997.