Goodaire, Edger G <br/><br/>
Discrete mathematics with graph theory 
Edger G. Goodaire, Michael M. Parmenter. 
 - 2nd ed. 
 - New Delhi  Prentice Hall of India  2002 
 - varioua pagination, 25cm. 
<br/><br/><label>ISBN: </label>81-203-2121-9. 
<br/><br/><label>Dewey Class. No.: </label>005.131  / G52D