Verma C.L <br/><br/>
Research in Physical Geography and Earth Science 

 - New Delhi  Swastik Publications  2013 
 -  viii, 248p 
<br/><br/><label>ISBN: </label>978 93 81084 34 2 
<br/><br/><label>Dewey Class. No.: </label>001.8:509.91  / VER