Catholic Church. Pope. (1955). The Encyclicals of a century. Daughters of St. Paul.
Chicago Style (17th ed.) CitationCatholic Church. Pope. The Encyclicals of a Century. Derby, N. Y: Daughters of St. Paul, 1955.
MLA (8th ed.) CitationCatholic Church. Pope. The Encyclicals of a Century. Daughters of St. Paul, 1955.
Warning: These citations may not always be 100% accurate.