Johnson, Eugene M <br/><br/>
Sales management :  concepts, practices, cases / 
Eugene M. Johnson, David L. Kurtz, Eberhard E. Scheuing. 
 - 2nd ed. 
 - New York  :  McGraw-Hill,  1994. 
 - xxi, 596 p ;  22 cm. 
<br/><br/><label>ISBN: </label>0070326525