Cita APA (7a ed.)

Tomasz z Akwinu & Sullivan, D. J. (1996). The summa theologica (2nd ed., 6th print.). Encyclopædia Britannica.

Cita Chicago Style (17a ed.)

Tomasz z Akwinu y Daniel James Sullivan. The Summa Theologica. 2nd ed., 6th print. Chicago: Encyclopædia Britannica, 1996.

Cita MLA (9a ed.)

Tomasz z Akwinu y Daniel James Sullivan. The Summa Theologica. 2nd ed., 6th print. Encyclopædia Britannica, 1996.