Sommerville, Duncan M. Y. <br/><br/>
Biblography of non-euclidean geography :  including the theory of parallels, the foundations of geometry and space of n dimensions / 
by Duncan M. Y. Sommerville 
 - London :  Harrison,  1911 
 - xii, 403 p. ;  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geometry, Non-Euclidean
<br/><br/><label>Dewey Class. No.: </label>513.8016