Coxeter, H. S. M. <br/><br/>
Non-Euclidean geometry. 

 - Toronto,  University of Toronto Press,  1978. 
 - xv,309 p.  illus. 
 - Mathematical expositions No.2 .
<br/><br/><label>Subjects--Index Terms: </label>Non-Euclidean geometry 
<br/><br/><label>Universal Decimal Class. No.: </label>514.13  / COX