Cita APA (7a ed.)

(1912). A Short study of Ethics (2a ed.). Macmillan and Co.

Cita Chicago Style (17a ed.)

A Short Study of Ethics. 2a ed. London: Macmillan and Co, 1912.

Cita MLA (9a ed.)

A Short Study of Ethics. 2a ed. Macmillan and Co, 1912.