Kumar, V. Essentials of marketing research / V. Kumar, David A. Aaker, George S. Day. - 2nd ed. - New York : Wiley, c2002. - xix, 553 p. : ill. (some col ; 27 cm. Includes bibliographical references and index. ISBN: 047141235X (pbk. : alk. paper) LCCN: 2001026850 Subjects--Topical Terms: Marketing research. LC Class. No.: HF5415.2 / .K86 2002 Dewey Class. No.: 658.8/3