Dillon, William R. Marketing research in a marketing environment / William R. Dillon, Thomas J. Madden, Neil H. Firtle - 3rd ed. - Burr Ridge, Ill. : Irwin, 1994 - 760 p. : ill. - Irwin series in marketing . Includes bibliographical references and index ISBN: 0256105170 Subjects--Topical Terms: MARKETING RESEARCH LC Class. No.: HF5415.2 / D544M 1994