Tull, Donald S. Marketing research Measurement & method / Donald S. Tull - 6a ed. - Estados Unidos : Macmillan - XVIII, 863p. / 23 cm. ISBN: 0-02-421932-0 Subjects--Topical Terms: 1. MARKETING RESEARCH \ 2. SURVEY RESEARCH LC Class. No.: HF5415.2 T915 Dewey Class. No.: 658.83 T862m