Boyd, H. W. (1985). Marketing research (6.). All India Traveller Book Seller.
Chicago Edition CitationBoyd, H W. Marketing Research. 6. New Delhi: All India Traveller Book Seller, 1985.
Cita MLABoyd, H W. Marketing Research. 6. All India Traveller Book Seller, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.