Duncan, D. J., & Phillips, C. F. (1951). Retailing: Principles and methods (3rd ed.). Richard D. Irwin.
Chicago Style (17. basım) AtıfDuncan, Delbert J., ve Charles F. Phillips. Retailing: Principles and Methods. 3rd ed. Homewood, Ill.: Richard D. Irwin, 1951.
MLA (8th ed.) AtıfDuncan, Delbert J., ve Charles F. Phillips. Retailing: Principles and Methods. 3rd ed. Richard D. Irwin, 1951.
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