Askwith, E. H. <br/><br/>
Analytical geometry of the conic sections 
E. H. Askwith 
 - 3rd ed. 
 - Calcutta  Radha publishing house  1988 
 - xii, 443p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>516.3  / AS835