DuBrin, A. J. (2000). Essentials of management (5th ed.). Cincinnati: South-Western College.
Trích dẫn kiểu ChicagoDuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
ציטוט MLADuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.