Παραπομπή σε μορφή APA (7η εκδ.)

Catholic Church. Pope (1978-2005 : John Paul II) & John Paul II, P. (1996). The Encyclicals of John Paul II. Our Sunday Visitor.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Catholic Church. Pope (1978-2005 : John Paul II) και Pope John Paul II. The Encyclicals of John Paul II. Huntington, Ind.: Our Sunday Visitor, 1996.

Παραπομπή σε μορφή MLA (8th εκδ.)

Catholic Church. Pope (1978-2005 : John Paul II) και Pope John Paul II. The Encyclicals of John Paul II. Our Sunday Visitor, 1996.