Citazione APA

Catholic Church. Pope. (1967). Encyclical letter of his holiness Paul VI pole. New York: Paulist Press.

Stile di citazione Chicago

Catholic Church. Pope. Encyclical Letter of His Holiness Paul VI Pole. New York: Paulist Press, 1967.

Citazione MLA

Catholic Church. Pope. Encyclical Letter of His Holiness Paul VI Pole. New York: Paulist Press, 1967.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.