Varma, O. P. <br/><br/>
Economic and regional geography of India / 
O.P. Varma. --. 
 - 1st ed. --. 
 - New Delhi :  Sterling,  1973. 
<br/><br/> "General principals of physical geography": p. 187-283. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography.
<br/><br/><label>Subjects--Geographic Terms: </label><br/>India -- Economic conditions.--India -- Economic conditions.<br/>India -- Description and travel.--India -- Description and travel.