Elladd Aldrich. (1975). Marketing research: Information systems and decision making. John Wiley & Sons.
Παραπομπή Chicago StyleElladd Aldrich. Marketing Research: Information Systems and Decision Making. London: John Wiley & Sons, 1975.
Παραπομπή MLAElladd Aldrich. Marketing Research: Information Systems and Decision Making. John Wiley & Sons, 1975.
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