Cita APA (7a ed.)

Brennan, J. G. (1973). Ethics and morals. Harper & Row.

Cita Chicago Style (17a ed.)

Brennan, Joseph Gerard. Ethics and Morals. San Francisco (Calíf.) [etc.]: Harper & Row, 1973.

Cita MLA (9a ed.)

Brennan, Joseph Gerard. Ethics and Morals. Harper & Row, 1973.