Kalavathy, S <br/><br/>
Operations research / 
S Kalavathy 
 - 4 
 - New delhi:  Vikas,  2013 
 - 533 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>3  / KAL/O