APA-viite (7. p.)
Regan, P., & Irwin, K. W. (2012). Advent to Pentecost.: Comparing the seasons in the ordinary and extraordinary forms of the Roman rite. Liturgical Press.
Chicago-viite (17. p.)
Regan, Patrick, ja Kevin W. Irwin. Advent to Pentecost.: Comparing the Seasons in the Ordinary and Extraordinary Forms of the Roman Rite. Collegeville, Minnesota: Liturgical Press, 2012.
MLA-viite (9. p.)
Regan, Patrick, ja Kevin W. Irwin. Advent to Pentecost.: Comparing the Seasons in the Ordinary and Extraordinary Forms of the Roman Rite. Liturgical Press, 2012.
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