Luck, D. a. (1978). Marketing research (5th ed.). Prentice Hall of India.
शिकागो स्टाइल उद्धरणLuck, D.J...[et al.]. Marketing Research. 5th ed. New Jersey: Prentice Hall of India, 1978.
एमएलए उद्धरणLuck, D.J...[et al.]. Marketing Research. 5th ed. Prentice Hall of India, 1978.
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