Ghosh,S.B, <br/><br/>
Natural Resources :  
By S.B.Ghosh .  
 - Rajasthan  Ritu Publications  2011 
 - 232p. 
<br/><br/><label>ISBN: </label>978-81-87445-82-1 
<br/><br/><label>Dewey Class. No.: </label>U671  / Q1