Samajik vigyan: Prithvi: Humara aavvas: Kaksha 6 ke liye bhugol ki patthyapushtak. 
N C E R T 
 - New Delhi, India  National Council of Educational Research and Training  2006 
 - vi,69p. 
<br/><br/><label>ISBN: </label>81-7450-534-2 
<br/><br/><label>Source: </label>Reference 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geography