Algebraic Graph Theory /  by Godsil, Chris & Royle, Gordon 
Godsil, Chris 
 - New York :   Springer  2001 
 - 439 p. 
 - Graduate Texts in Mathematics Ser.  207 .
<br/><br/><label>ISBN: </label>9780387952208 | 0387952411 (Trade Cloth)