Durva  : Kaksha 7 ke liye Hindi ki pathya pustak (Dwitiya bhasha) , Bhag 2 
NCERT (New Delhi India) 
 - New Delhi, India  National Council Educational Research and Training  2007 
 - 101p 
<br/><br/><label>ISBN: </label>81-7450-657-8 
<br/><br/><label>Source: </label>Reference