Iversen Birger <br/><br/>
Hyperbolic geometry 

 - Cambridge  Cambridge University press         1992 
 - 298p 
 - London Mathematical Society student text; 25 .
<br/><br/><label>ISBN: </label>0521435285 
<br/><br/><label>Standard No.: </label>2303 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Geometry<br/> Hyperbolic<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>B692, N2