Alexander, Robert <br/><br/>
Geometry discrete mathematics / 
Robert Alexander...(et.al.) 
 - Toronto  Adddison Wesley  2003 
 - ix, 438p.  ill.  25cm. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0201770962  RM40.80 9780201770964  RM40.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry