Παραπομπή σε μορφή APA (7η εκδ.)

Catholic Church. Pope (1939-1958 : Pius XII) & Graves, C. (1940). The Pope speaks: The words of Pius XII : with a biography. Harcourt, Brace and Co..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Catholic Church. Pope (1939-1958 : Pius XII) και Charles Graves. The Pope Speaks: The Words of Pius XII : With a Biography. New York: Harcourt, Brace and Co., 1940.

Παραπομπή σε μορφή MLA (8th εκδ.)

Catholic Church. Pope (1939-1958 : Pius XII) και Charles Graves. The Pope Speaks: The Words of Pius XII : With a Biography. Harcourt, Brace and Co., 1940.