APA (7th ed.) Citation

Gregorian Institute of America. (1957). The parish hymnal. Gregorian Institute of America.

Chicago Style (17th ed.) Citation

Gregorian Institute of America. The Parish Hymnal. Toledo, Ohio: Gregorian Institute of America, 1957.

MLA (8th ed.) Citation

Gregorian Institute of America. The Parish Hymnal. Gregorian Institute of America, 1957.

Warning: These citations may not always be 100% accurate.