Churchill, Gilbert A. Basic marketing research / Marketing research Gilbert A. Churchill, Jr. - 4th ed. - Fort Worth : Dryden Press, c2001 - xvii, 830 p. : ill. (some col.) ; 29 cm. - The Dryden Press series in marketing . ISBN: 0030211042 Subjects--Topical Terms: Marketing research. Subjects--Index Terms: Marketing Quản trị kinh doanh Tiếp thị Dewey Class. No.: 658.8/3