SPIRO, R. L.  <br/><br/>
Management of a Sales Force.  

 - 12th Ed.  
 - Boston,  McGraw - Hill,   2008. 
 - xxiii, 584p.: ill.; figure, map, table  Index  23cm.  
<br/><br/><label>ISBN: </label>978-0-07-352977-6 
<br/><br/><label>Dewey Class. No.: </label>658.81 SPI