Pogorelov, A. <br/><br/>
Geometry 

 - Moscow  Mir Publishers  1987 
 - 311p. 
<br/><br/><label>ISBN: </label> RS 100.00 
<br/><br/><label>Source: </label> RS 100.00 
<br/><br/><label>Dewey Class. No.: </label>516 POG