APA
(1999). Message of the Holy Father to the youth of the world on the occasion of the XIV World Youth Day. Vatican City: Vatican Press.
Chicago
1999. Message of the Holy Father to the youth of the world on the occasion of the XIV World Youth Day. Vatican City: Vatican Press.
Harvard
(1999). Message of the Holy Father to the youth of the world on the occasion of the XIV World Youth Day. Vatican City: Vatican Press.
MLA
Message of the Holy Father to the youth of the world on the occasion of the XIV World Youth Day. Vatican City: Vatican Press. 1999.
