Boyd, Harper W. Marketing research : text and cases / Harper W. Boyd, Ralph Westfall, Stanley F. Stasch. - 7th ed. - Homewood, Illinois : Richard D. Irwin, 1999. - xv, 816 p. ISBN: 8185386161 : KES 702 Subjects--Topical Terms: Marketing research. LC Class. No.: HF5415.2 / .B65 1999