Premaratne, S.P <br/><br/>
Production Theory  

 - 2nd Ed.  
 - Colombo  Kumaran Book House   2019 
 - 119p.  
<br/><br/><label>ISBN: </label>978 955 6594065 
<br/><br/><label>Dewey Class. No.: </label>338.5  / PRE