Hellriegel, D., Jackson, S. E., & Slocum, J. W. (1999). Management (8th ed.). Cincinnati: South-Western.
Παραπομπή Chicago StyleHellriegel, Don, Susan E. Jackson, and John W. Slocum. Management. 8th ed. Cincinnati: South-Western, 1999.
Παραπομπή MLAHellriegel, Don, Susan E. Jackson, and John W. Slocum. Management. 8th ed. Cincinnati: South-Western, 1999.
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