Graham, R. A., & Hartnett, R. C. (1952). Diplomatic relations with the Vatican. America Press.
Lua i Stíl Chicago (17ú heag.)Graham, Robert A., agus Robert Clinton Hartnett. Diplomatic Relations with the Vatican. New York: America Press, 1952.
Lua MLA (8ú heag.)Graham, Robert A., agus Robert Clinton Hartnett. Diplomatic Relations with the Vatican. America Press, 1952.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.