Chartrand, Gary. <br/><br/>
Graphs and digraphs /  
by Gary Chartrand, Linda Lesniak and Ping Zhang. 
 - 5th ed /   . 
 - New York :   CRC Press ,   2011. 
 - xii,586p. :   ills.,figs. ;   25cm  1 CD .  
<br/><br/>Includes bibliography and index 
<br/><br/><label>ISBN: </label>9781439826270  GBP49.99 
<br/><br/><label>Subjects--Index Terms: </label>GRAPH THEORY 
<br/><br/><label>Dewey Class. No.: </label>511.5  / CHA/G