Wotruba,Thomas R. Sales Management: Text and Cases/ Thomas R. Wotruba, Edwin K. Simpson - 1st edn. - Boston Pwskent c1989 - [xvi], 624p. : ill, Table, 23cm. Includes Index. ISBN: 0534917836 Subjects--Topical Terms: Marketing Dewey Class. No.: 658.8/ W913s/ 1989