Cita APA (7th ed.)

Plunkett, W. R. (1989). Supervision: The direction of people at work (5th ed.). Allyn and Bacon.

Cita Chicago (17th ed.)

Plunkett, Warren Richard. Supervision: The Direction of People at Work. 5th ed. Boston: Allyn and Bacon, 1989.

Cita MLA (9th ed.)

Plunkett, Warren Richard. Supervision: The Direction of People at Work. 5th ed. Allyn and Bacon, 1989.