BALLABH, RAM. <br/><br/>
A TEXT BOOK OF CO-ORDINATE GEOMETRY 

 - NEW DELHI  S.CHAND & COMPANY  1992 
 - 391:  20CM. 
<br/><br/><label>Subjects--Index Terms: </label>Geometry 
<br/><br/><label>Dewey Class. No.: </label>516 BAL