Παραπομπή σε μορφή APA (7η εκδ.)

O'Collins, G. (1998). All things new: The promise of Advent, Christmas, and the New Year. Paulist Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

O'Collins, Gerald. All Things New: The Promise of Advent, Christmas, and the New Year. New York: Paulist Press, 1998.

Παραπομπή σε μορφή MLA (8th εκδ.)

O'Collins, Gerald. All Things New: The Promise of Advent, Christmas, and the New Year. Paulist Press, 1998.