Thornton, Virden J. Building & closing the sale : proven methods for closing sales / - New Delhi : Viva Books Private, c2004. - vii, 110 pages : Illustrations ; - A Fifty-Minute series book. . Includes additional reading. ISBN: 8176495204 9788176495202 Subjects--Topical Terms: Selling - handbooks, manuals, etc.Selling. LC Class. No.: HF 5438.25 / THO