Marketing research :
Wentz, Walter B.
Marketing research : management, method, and cases / by Walter B. Wentz. - 2nd ed. - New York, NY : Harper & Row, 1979. - xii, 770 p. :
0060470062
Marketing research.
Marketing research--statistical methods.
Marketing research--case studies.
Marketing research : management, method, and cases / by Walter B. Wentz. - 2nd ed. - New York, NY : Harper & Row, 1979. - xii, 770 p. :
0060470062
Marketing research.
Marketing research--statistical methods.
Marketing research--case studies.