Citazione APA

Pius, P. C. C. P. (1942). 1942 Christmas message of Pope Pius XII: With text of the Holy Father's prayer to the Immaculate Heart of Mary. Washington, D.C..

Stile di citazione Chicago

Pius, Pope; Catholic Church. Pope. 1942 Christmas Message of Pope Pius XII: With Text of the Holy Father's Prayer to the Immaculate Heart of Mary. Washington, D.C., 1942.

Citazione MLA

Pius, Pope; Catholic Church. Pope. 1942 Christmas Message of Pope Pius XII: With Text of the Holy Father's Prayer to the Immaculate Heart of Mary. Washington, D.C., 1942.