National Council of Educational Research and Training <br/><br/>
Textbook of mathematics for classes XI-XII: book IV 

 - New Delhi  NCERT  1978 
 - book IV (xii, 143-41 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics - Textbook - NCERT
<br/><br/><label>Dewey Class. No.: </label>510 NAT(TB)