Cita APA (7a ed.)

Tomberlin, J. E. (1992). Ethics. Ridgeview.

Cita Chicago Style (17a ed.)

Tomberlin, James E. Ethics. Atascadero, California: Ridgeview, 1992.

Cita MLA (9a ed.)

Tomberlin, James E. Ethics. Ridgeview, 1992.