Kolman, Bernard <br/><br/>
Discrete mathematical structures 

 - 3rd ed 
 - Prentice-Hall of India, New Delhi  1997 
 - xvii,524p figs. 
<br/><br/><label>ISBN: </label>81-203-1147-7 
<br/><br/><label>Dewey Class. No.: </label>519.4 Kol