Davidoff, Giuliana <br/><br/>
Elementary number theory, group theory, and Ramanujan graphs/ 
Guiliana Davidoff, Peter Sarnak, Alain Valette. 
 - New York:  Cambridge University Press,  2003. 
 - viii, 144 p.:  ill.;  23 cm. 
 - London Mathematical Society student texts;  55 .
<br/><br/>Includes bibliographical references (p. 138-141) and index. 
<br/><br/><label>ISBN: </label>0521824265 0521531438 (pb.) 
<br/><br/><label>LCCN: </label>00207405 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Graph theory.<br/>Number theory.<br/>Group theory.
<br/><br/><label>Dewey Class. No.: </label>511.5  / D249e