Cita APA (7a ed.)

Farrell, W. (1938). A companion to the Summa: II, The pursuit of happiness (corresponding to the "Summa Theologica" IA-IIAE). Sheed and Ward.

Cita Chicago Style (17a ed.)

Farrell, Walter. A Companion to the Summa: II, The Pursuit of Happiness (corresponding to the "Summa Theologica" IA-IIAE). London ; New York: Sheed and Ward, 1938.

Cita MLA (9a ed.)

Farrell, Walter. A Companion to the Summa: II, The Pursuit of Happiness (corresponding to the "Summa Theologica" IA-IIAE). Sheed and Ward, 1938.

Precaución: Estas citas no son 100% exactas.