Treacy, G. C. (1955). Passions, habits, virtues. Paulist Press.
Chicago Style aipamenaTreacy, Gerald C. Passions, Habits, Virtues. New York: Paulist Press, 1955.
MLA aipamenaTreacy, Gerald C. Passions, Habits, Virtues. Paulist Press, 1955.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.