Shanker Lal <br/><br/>
Textbook of coordinate geometry  Textbook of coordinate geometry, Delhi : Shakti Book House, 2009 
Shanker Lal 
 - Delhi  Shakti Book House  2009 
<br/><br/><label>ISBN: </label>9788190292962 
<br/><br/><label>Dewey Class. No.: </label>516.5