Donnelly, J. H. (1992). 25 management lessons from the customer's side of the counter. Irwin Professional Publishing.
Chicago-Zitierstil (17. Ausg.)Donnelly, James H. 25 Management Lessons from the Customer's Side of the Counter. Chicago, Ill.: Irwin Professional Publishing, 1992.
MLA-Zitierstil (8. Ausg.)Donnelly, James H. 25 Management Lessons from the Customer's Side of the Counter. Irwin Professional Publishing, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.