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

 - 5th ed. 
 - Toronto  University of Toronto Press  1955 
 - xv, 309 p. 
<br/><br/><label>ISBN: </label>_ 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Euclidean geometry
<br/><br/><label>Dewey Class. No.: </label>516.9  / COX