Cita APA (7a ed.)

Gula, R. M. a. (1989). Reason informed by faith: Foundations of Catholic morality (First edition.). Paulist Press.

Cita Chicago Style (17a ed.)

Gula, Richard M. autor. Reason Informed by Faith: Foundations of Catholic Morality. First edition. New York [etc.]: Paulist Press, 1989.

Cita MLA (9a ed.)

Gula, Richard M. autor. Reason Informed by Faith: Foundations of Catholic Morality. First edition. Paulist Press, 1989.