Vatssa B S. <br/><br/>
Discrete Mathematics Wit 

 - Third 
 - New Delhi  W P  1993 
 - "vii, 273" 
<br/><br/><label>ISBN: </label>81-7328-013-4 
<br/><br/><label>Dewey Class. No.: </label>511  / 1 VAT