Kaushal J P <br/><br/>
Working with english: Work book for class 12th english(core) 
NCERT 
 - New Delhi, India  National Council of Educational Research and Training  2003 
 - 149p. 
<br/><br/><label>ISBN: </label>81-7450-181-9 
<br/><br/><label>Source: </label>Reference