APA (7th ed.) Citation

Carraz, P., & Gajard, J. Initiation Grégorienne. Desclé et Cie.

Chicago Style (17th ed.) Citation

Carraz, Pierre, and Joseph Gajard. Initiation Grégorienne. Tournai: Desclé et Cie.

MLA (9th ed.) Citation

Carraz, Pierre, and Joseph Gajard. Initiation Grégorienne. Desclé et Cie.

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