Sommerville, D. M. Y. <br/><br/>
Introduction to the geometry of n dimensions   
by D. M. Y. Sommerville 
 - London  Methuen & Co.  1929 
 - xvii, 196p. 
<br/><br/> Gifted by C. V. JogaRao 
<br/><br/><label>Dewey Class. No.: </label>516  / N29