Shook, Robert L., 1938- The complete professional salesman / [electronic resource] / by Robert L. Shook and Herbert M. Shook ; written with the assistance of: Ron Bingaman.. — 1st Barnes & Noble ed.. — New York : : Barnes & Noble,, 1975, c1974.. — 239 p. ; 21 cm.
"A Barnes & Noble reference book." Originally published under title: How to be the complete professional salesman.