Greenberg Leon Ed. <br/><br/>
Proceeding on discontinuous groups and riemann surfaces 
Greenberg Leon Ed. 
 - Princeton  Princeton University Press         1974 
 - ix, 443p.  cm. 
 - Annals of Mathematics Studies; 79 .
<br/><br/><label>Standard No.: </label>457 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B27p1,N73, L41