APA (7th ed.) Citation

Dalmais, I. H. (1987). Principles of the liturgy. The Church at prayer.

Chicago Style (17th ed.) Citation

Dalmais, Irénée Henri. "Principles of the Liturgy." The Church at Prayer 1987.

MLA (8th ed.) Citation

Dalmais, Irénée Henri. "Principles of the Liturgy." The Church at Prayer, 1987.

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