Eisenhart, Luther Pfahler <br/><br/>
Non - riemannian geometry 

 - New York  Dover Publications  2005 
 - viii  184p.  22 cm. PB 
<br/><br/><label>ISBN: </label>0486442438 
<br/><br/><label>Dewey Class. No.: </label>516.36  / EIS