Biswal, Purna Chandra. <br/><br/>
Discrete mathematics and graph theory /  
Purna Chandra Biswal. 
 - 4th ed /   . 
 - New Delhi :   PHI Learning ,   2005. 
 - xviii,730p. :   Ills., figs. ;   23cm.  1 CD .  
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9788120350618  RS595.00 
<br/><br/><label>Subjects--Index Terms: </label>COMPUTER SCIENCES- MATHEMATICS GRAPH THEORY 
<br/><br/><label>Dewey Class. No.: </label>511.5  / BIS/D