Purchasing and Supply Chain Management / 
Michael R. Leenders , Harold E. Fearon  
 - 11th ed. 
 - Boston :  Irwin/ McGraw-Hill ,  1997. 
 - xix,683 p,; 
<br/><br/><label>ISBN: </label>0256141444 
<br/><br/><label>LC Class. No.: </label>HD39.5  / .L43 1997