APA (7th ed.) Zitazioa
DuBrin, A. J. (1994). Essentials of management (3rd ed.). South-Western Pub. Co..
Chicago Style (17th ed.) Zitazioa
DuBrin, Andrew J. Essentials of Management. 3rd ed. Cincinnati: South-Western Pub. Co., 1994.
MLA (9th ed.) Zitazioa
DuBrin, Andrew J. Essentials of Management. 3rd ed. South-Western Pub. Co., 1994.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.