TY - BOOK AU - Wentz, Walter B. AU - ED - ED - ED - ED - TI - : management, method, and cases SN - 60470062 SN - 2 PY - 1979///];copyright 1979.46 CY - New York PB - Harper & Row KW - KW - 2 KW - 0 KW - 6 KW - 20 KW - Statistical methods.;Case studies KW - Marketing research.;Marketing research;Marketing research N1 - Includes bibliographical references and indexes; 5 ER -