Ingram, Thomas N., Sell 6 : trust -based professional selling / Thomas Ingram, Raymond W. LaForge, [and three others.] - Boston : Cengage, 2022. - vi, 248 pages : colored illustrations, tables, charts ; 28 cm. Includes index. ISBN: 9781337407939 Subjects--Topical Terms: Selling. Dewey Class. No.: 658.85 / S467