TULL, Donald S. Hawkins, Del, I Marketing research : measurement and method / [by] Donald S.Tull, Del I.Hawkins - 6th ed. - New Delhi PHI learning 1993 - xviii, 863 p. Glossary: p. G1-G19: Index: p. I1-I26. ISBN: 8120309618 Subjects--Topical Terms: Marketing research Dewey Class. No.: 658.83 / TUL