Sharma. S.D., <br/><br/>
Operations research  Textual Documents 
by S.D. Sharma 
 - 13 th enl ed. 
 - Meerut  Kedar Nath Ram Nath  2001 
<br/><br/><label>Subjects--Index Terms: </label>Mathematics Operations research G-Mathematics 
<br/><br/><label>Dewey Class. No.: </label>311