Cita APA (7th ed.)
Lonergan, B., & Burns, J. P. (1971). Grace and freedom: Operative grace in the thought of st. Thomas Aquinas.
Cita Chicago (17th ed.)
Lonergan, Bernard, i J. Patout Burns. Grace and Freedom: Operative Grace in the Thought of St. Thomas Aquinas. 1971.
Cita MLA (9th ed.)
Lonergan, Bernard, i J. Patout Burns. Grace and Freedom: Operative Grace in the Thought of St. Thomas Aquinas. 1971.
Atenció: Aquestes cites poden no estar 100% correctes.