Biggs, Norman. <br/><br/>
Discrete mathematics / 
Norman L. Biggs. 
 - Rev. ed. 
 - Oxford :  Clarendon Press,  1989. 
 - xiv, 480 p. :  ill.  23 cm. 
 - Oxford science publications .
<br/><br/>
<br/><br/><label>ISBN: </label>0198534272 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic data processing--Mathematics.