Stephani, Hans. <br/><br/>
Relativity :  an introduction to special and general relativity / 
Hans Stephani. 
 - 3rd ed. 
 - [S.l.] :  Cambridge University Press,  2004. 
 - 416 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>0521811856 9780521811859 
<br/><br/><label>Dewey Class. No.: </label>530.11