Cita APA (7a ed.)

Kultgen, J. H. (1988). Ethics and professionalism. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Kultgen, John H. Ethics and Professionalism. Philadelphia: University of Pennsylvania Press, 1988.

Cita MLA (9a ed.)

Kultgen, John H. Ethics and Professionalism. University of Pennsylvania Press, 1988.