Dev Sarma, B.K <br/><br/>
A textbook of mathematics (for class XI) Pt.1  Algebra Pt.11 : Trigonometry and co-ordinate geometry Pt.111 : statistics 

 - New Delhi  New Age International  1995 
 - x,661p   
<br/><br/><label>ISBN: </label>8122408311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MATHEMATICS
<br/><br/><label>Dewey Class. No.: </label>510  / DEV