Weitz, Barton A. Selling : building partnerships / [book] Barton A. Weitz, Stephen B. Castleberry, John F. Tanner, Jr. - 7th ed. - Boston : McGraw-Hill/Irwin, c2009. - 1 v. (various pagings) : ill. (some col.), col. maps Includes bibliographical references and indexes ISBN: 007338108X 09780073381084 Subjects--Topical Terms: Selling LC Class. No.: HF5438.25 / .W293 2007