Tull, Donald S. Marketing research : measurement & method : a text with cases / Donald S. Tull and Del I. Hawkins. - 5th ed. - New York : London : Macmillan ; Collier Macmillan, c1990. - xxii, 836 p. : ill. ; 24 cm. - The Macmillan series in marketing . Include bibliographical references and indexes ISBN: 0024218219 TZS 35,000/= Subjects--Topical Terms: Marketing research Dewey Class. No.: 658.83 TUL