Cita APA (7a ed.)

Graham, R. A., & Hartnett, R. C. (1952). Diplomatic relations with the Vatican. America Press.

Cita Chicago Style (17a ed.)

Graham, Robert A., y Robert Clinton Hartnett. Diplomatic Relations with the Vatican. New York: America Press, 1952.

Cita MLA (8a ed.)

Graham, Robert A., y Robert Clinton Hartnett. Diplomatic Relations with the Vatican. America Press, 1952.