APA (7th ed.) Citation

William, o. S., Costello, H., Geoffrey, o. A., & Arnaldus, A. o. B. (2015). The First Life of Bernard of Clairvaux. Liturgical Press.

Chicago Style (17th ed.) Citation

William, of Saint-Thierry, Hilary Costello, of Auxerre Geoffrey, and Abbot of Bonneval Arnaldus. The First Life of Bernard of Clairvaux. Collegeville, Minnesota: Liturgical Press, 2015.

MLA (8th ed.) Citation

William, of Saint-Thierry, et al. The First Life of Bernard of Clairvaux. Liturgical Press, 2015.