Askwith, E H <br/><br/>
Analytical Geometry of the Conic Sections. 

 - London  Adam and Charles Black  1938 
 - 443p 
<br/><br/> includes index and biblioraphy 
<br/><br/><label>ISBN: </label> 0 
<br/><br/><label>Dewey Class. No.: </label>Q11  / AS490