Rao, G. Shanker <br/><br/>
Discrete Mathematical Structures 

 - 3rd ed. 
 - New Delhi:  New Age International,  2021. 
 - 448p. 
<br/><br/><label>ISBN: </label>9789386418203 
<br/><br/><label>Dewey Class. No.: </label>511.1 R26D