00000cam a22000004a 4500 UP-8027390931316015409 Buklod 20071106063337.0 a r |||| u| ta 720721s1972 nyua rb |001 0|eng d 70187050 0060470070 (iLib)UPMIN-00000005559 HF5415.2 W45 658.8/3/018 HF5415.2 W45 Wentz, Walter B. Marketing research: management and methods [by] Walter B. Wentz. New York Harper & Row [1972] xii, 590 p. illus. 24 cm. Includes bibliographies. Marketing research. Marketing research Statistical methods. UPMIN UPMIN-MAIN HF5415.2 W45 Book