Cita APA (7a ed.)

Tomasz z Akwinu, Sullivan, D. J., & Shapcote, L. (1994). The summa theologica (2nd ed., 5th print.). Encyclopaedia Britannica.

Cita Chicago Style (17a ed.)

Tomasz z Akwinu, Daniel James Sullivan, y Laurence Shapcote. The Summa Theologica. 2nd ed., 5th print. Chicago, Ill. [etc.]: Encyclopaedia Britannica, 1994.

Cita MLA (9a ed.)

Tomasz z Akwinu, et al. The Summa Theologica. 2nd ed., 5th print. Encyclopaedia Britannica, 1994.