Churchill, Gilbert A. Marketing research : methodological foundations / Gilbert A. Churchill, Jr. - 7th ed. - xxxviii, 1017 p. : ill. ; 26 cm. - The Dryden Press series in marketing . ISBN: 0030238161 LCCN: 98071246 Subjects--Topical Terms: Marketing research LC Class. No.: HF5415.2 / .C5 1999