Beri, G. (1993). Marketing research/2e (2nd ed.). Tata McGraw Hill.
Chicago Edition CitationBeri, G.C. Marketing Research/2e. 2nd ed. Tata McGraw Hill, 1993.
Deismireacht MLABeri, G.C. Marketing Research/2e. 2nd ed. Tata McGraw Hill, 1993.
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