Ray, Ganesh Chandra  <br/><br/>
Operations research / 
Ganesh Chandra Ray 
 - 3rd ed. 
 - Dhaka :  Titas ,  2019 
 - 731p. :  ill. ;    18 cm. 
<br/><br/>Include index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Operations research.
<br/><br/><label>Dewey Class. No.: </label>001.424