Gaya APA

S., B, C. (1988). On grace & free choice (De gratia et arbitrio), transl. by Daniel O'Donovan OCSO, introd.by Bernard McGinn. . Kalamazoo dsl: Cistercian.

Gaya MLA

S., Bernardus, Clarevallensis,. "On grace & free choice (De gratia et arbitrio), transl. by Daniel O'Donovan OCSO, introd.by Bernard McGinn. ". Kalamazoo dsl: Cistercian, 1988. Buku.