Buffa,Elwood S. <br/><br/>
Modern production/Operations management 

 - 7th ed. 
 - New Delhi  Wieley Eastern  1983 
 - xiv,681 p. 
<br/><br/><label>ISBN: </label>0852260954 
<br/><br/><label>Dewey Class. No.: </label>S/C-S/T X:89A M7B,M3;3