Ingram, Thomas N. Sell6 trust-based professional selling Thomas N. Ingram, Raymond W. LaForge, Ramon A. Avila, Charles H. Schwepker, Michael R. Williams. - Student edition. - Boston Cengage 2020 - 248 páginas ISBN: 9781337407939 LCCN: 112418 Subjects--Topical Terms: Ventas Dewey Class. No.: 658.85