Saini,  A.  K. <br/><br/>
Discrete mathematics 

 - 1st 
 - Delhi  Gully Baba Publishing House  2012 
 - 227p. 
<br/><br/> 17474 
<br/><br/><label>ISBN: </label>8189086448  130 
<br/><br/><label>Dewey Class. No.: </label>510 SAI-D