Cita APA (7th ed.)
DuBrin, A. J. (1986). Essentials of management. South-Western.
Cita Chicago (17th ed.)
DuBrin, Andrew J. Essentials of Management. Cinncinati: South-Western, 1986.
Cita MLA (9th ed.)
DuBrin, Andrew J. Essentials of Management. South-Western, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.