Penner, R. C.,  1956- <br/><br/>
Discrete mathematics :  proof techniques and mathematical structures / 
R. C. Penner. 
 - Singapore :  World Scientific,  1999. 
 - xv, 469 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9810240880  RM233.16 
<br/><br/><label>LCCN: </label>99-044793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.<br/>Computer science--Mathematics.