Cita APA (7th ed.)
Thomae de Aquino, O. (1981). Summa theologica. Chiristian Classies, Ave Maria Press.
Cita Chicago (17th ed.)
Thomae de Aquino, O.P. Summa Theologica. Notre Dame (Indiana): Chiristian Classies, Ave Maria Press, 1981.
Cita MLA (9th ed.)
Thomae de Aquino, O.P. Summa Theologica. Chiristian Classies, Ave Maria Press, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.