Παραπομπή σε μορφή APA (7η εκδ.)

Pius, P. C. C. P. (1936). Motion Pictures, Encyclical Letter of His Holiness, Pope Pius XI. Washington, D.C..

Παραπομπή σε μορφή Chicago (17η εκδ.)

Pius, Pope; Catholic Church. Pope. Motion Pictures, Encyclical Letter of His Holiness, Pope Pius XI. Washington, D.C., 1936.

Παραπομπή σε μορφή MLA (8th εκδ.)

Pius, Pope; Catholic Church. Pope. Motion Pictures, Encyclical Letter of His Holiness, Pope Pius XI. Washington, D.C., 1936.