Cheskin, L. (1959). Why people buy: Motivation research and its successful applicaton. Leverlght.
शिकागो स्टाइल उद्धरणCheskin, Louis. Why People Buy: Motivation Research and Its Successful Applicaton. New York: Leverlght, 1959.
एमएलए उद्धरणCheskin, Louis. Why People Buy: Motivation Research and Its Successful Applicaton. Leverlght, 1959.
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