Cita APA (7th ed.)

Koenig, L. W. (1975). The Chief Executive (3rd ed.). Harcourt,Brace,and World.

Cita Chicago (17th ed.)

Koenig, Louis William. The Chief Executive. 3rd ed. New York: Harcourt,Brace,and World, 1975.

Cita MLA (9th ed.)

Koenig, Louis William. The Chief Executive. 3rd ed. Harcourt,Brace,and World, 1975.