Bernhardt, K. L. (1981). The Changing marketing environment: New theories and applications : 1981 educators' conference proceedings. Chicago, IL: American Marketing Association.
Trích dẫn kiểu ChicagoBernhardt, Kenneth L. The Changing Marketing Environment: New Theories and Applications : 1981 Educators' Conference Proceedings. Chicago, IL: American Marketing Association, 1981.
Trích dẫn MLABernhardt, Kenneth L. The Changing Marketing Environment: New Theories and Applications : 1981 Educators' Conference Proceedings. Chicago, IL: American Marketing Association, 1981.
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