Cita APA (7th ed.)
Bahm, A. J. (1980). Ethics: The science of oughtness. Archie J. Bahm.
Cita Chicago (17th ed.)
Bahm, Archie J. Ethics: The Science of Oughtness. Albuquerque: Archie J. Bahm, 1980.
Cita MLA (9th ed.)
Bahm, Archie J. Ethics: The Science of Oughtness. Archie J. Bahm, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.