Thornton, Virden J. Building and closing the sale : proven methods for closing sales by Virden J. Thornton - New Delhi: Viva Books Private Limited 2005 - xxxix, 425p., bib. 22 cm x 14 cm - Fifty-Minute series . ISBN: 8176495204 Subjects--Topical Terms: handbooks, manuals, etcSelling Dewey Class. No.: 658.85 / THO