Cita APA (7a ed.)

Cronin, M. (1920). The Science of Ethics (2a ed.). M.H. Gill and son.

Cita Chicago Style (17a ed.)

Cronin, Michael. The Science of Ethics. 2a ed. Dublin: M.H. Gill and son, 1920.

Cita MLA (9a ed.)

Cronin, Michael. The Science of Ethics. 2a ed. M.H. Gill and son, 1920.