Gaya APA

Lonergan, B, J. (1971). Grace and freedom: Operative grace in the thought of St. Thomas Aquinas. Ed. by J. Patout Burns, introd. by Frederick E. Crowe. . London: London Darton.

Gaya MLA

Lonergan, Bernard, J.F.. "Grace and freedom: Operative grace in the thought of St. Thomas Aquinas. Ed. by J. Patout Burns, introd. by Frederick E. Crowe. ". London: London Darton, 1971. Buku.