Kerin, R. A., & Peterson, R. A. 1. (1987). Strategic marketing problems: Cases and comments (4th ed.). Boston: Allyn and Bacon.
Παραπομπή Chicago StyleKerin, Roger A., and Robert A. 1944- Peterson. Strategic Marketing Problems: Cases and Comments. 4th ed. Boston: Allyn and Bacon, 1987.
Παραπομπή MLAKerin, Roger A., and Robert A. 1944- Peterson. Strategic Marketing Problems: Cases and Comments. 4th ed. Boston: Allyn and Bacon, 1987.
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