Kahn, George N <br/><br/>
The 36 biggest mistakes salesmen make and how to correct them / 
George N. Kahn. 
 - Englewood Cliffs, New Jersey :  Prentice Hall,  1968. 
 - 214 p. ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0139189394