COXETER,H.S.M. <br/><br/>
REGULAR POLYTOPES 

 - 3 
 - NEW YORK  DOVER  1973 
 - xiii+321p.,2X13Cms. 
<br/><br/><label>ISBN: </label>0486614808 
<br/><br/><label>Dewey Class. No.: </label>517 C879