Hawkins, Del I. Essentials of marketing research / Del I. Hawkins, D.S. Tull. - New York, N.Y. ; Toronto : Macmillan Publ. Co. Maxwell Macmillan Canada, 1994. - xiii, 557, [17] p. ; 26 cm. Includes appendix and index ISBN: 0-02-351831-6 Subjects--Topical Terms: Marketing researchMarketing