MLA

Harmless, William, and Allan D Fitzgerald. Augustine and the Catechumenate. Revised edition Collegeville: Liturgical Press, 2014.

APA

Harmless, W., & Fitzgerald, A. D. (2014). Augustine and the Catechumenate. Revised edition Collegeville: Liturgical Press.

Chicago

Harmless, William, and Allan D Fitzgerald. Augustine and the Catechumenate. Revised edition Collegeville: Liturgical Press, 2014.