Cita APA (7a ed.)
De Pree, M. (1989). Leadership is an art. Doubleday.
Cita Chicago Style (17a ed.)
De Pree, Max. Leadership Is an Art. New York: Doubleday, 1989.
Cita MLA (9a ed.)
De Pree, Max. Leadership Is an Art. Doubleday, 1989.
Precaución: Estas citas no son 100% exactas.