Zenz, Gary Joseph <br/><br/>
Purchasing and the management of materials / 
Gary J. Zenz ; edited by George Thompson 
 - 6th ed. 
 - New York  Wiley  1987 
 - xvi, 542 p.  ill.  24 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>047181802X  RM56.57 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Industrial procurement--Management<br/>Materials management