Boccardi, D. (2001). The history of American Catholic hymnals: Since Vatican II. GIA Publications.
Chicago-viite (17. p.)Boccardi, Donald. The History of American Catholic Hymnals: Since Vatican II. Chicago, Ill.: GIA Publications, 2001.
MLA-viite (8. p.)Boccardi, Donald. The History of American Catholic Hymnals: Since Vatican II. GIA Publications, 2001.
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