Berkowitz, Eric N. Marketing Eric N. Berkowitz, Roger A. Kerin, William Rudelius. - 2nd ed. - Boston, MA Irwin c1989. - xxv, 752 p. ill. (some col.) 26 cm + 1 computer disk (5 1/4 in.) System requirements for computer disk: IBM PC. Includes bibliographical references and index. ISBN: 0256075131 Subjects--Topical Terms: Marketing.