APA (7th ed.) Citation

Gallagher, C. R. (2008). Vatican secret diplomacy: Joseph P. Hurley and Pope Pius XII. Yale University Press.

Chicago Style (17th ed.) Citation

Gallagher, Charles R. Vatican Secret Diplomacy: Joseph P. Hurley and Pope Pius XII. London: Yale University Press, 2008.

MLA (8th ed.) Citation

Gallagher, Charles R. Vatican Secret Diplomacy: Joseph P. Hurley and Pope Pius XII. Yale University Press, 2008.

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