Zenz Gary J <br/><br/>
Purchasing and the management of materials/ 
Zenz Gary J 
 - 7th ed 
 - Toronto:  John Wiley,  1994. 
 - xvi 730p.; 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0471549835 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Purchaising
<br/><br/><label>LC Class. No.: </label>HD39.5.W47 1994