DuBrin, A. J. (2000). Essentials of management (5th ed.). Cincinnati: South-Western College.
استشهاد بنمط شيكاغوDuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
MLA استشهادDuBrin, Andrew J. Essentials of Management. 5th ed. Cincinnati: South-Western College, 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.