Cita APA (7a ed.)

Oates, D. (1993). Leadership: The art of delegation. Century Business.

Cita Chicago Style (17a ed.)

Oates, David. Leadership: The Art of Delegation. [London]: Century Business, 1993.

Cita MLA (9a ed.)

Oates, David. Leadership: The Art of Delegation. Century Business, 1993.