Production & Operation Management/  Emglish. 
Norman Gaither. 
 - 6th Ed. 
 - Orlando:  The Dryden Press:Harcourt Brace College Publishers,  1992. 
 - xxvii,948p.:  ill.;  26cm. 
<br/><br/><label>ISBN: </label>0030975611 
<br/><br/><label>Dewey Class. No.: </label>658.5  / GAI