Lal , D.S. <br/><br/>
Physical Geography 

 - 3rd ed. 
 - Allahabad  Sharda Pustak Bhawan  2011 
 - xxiv ;798 pgs 
<br/><br/><label>ISBN: </label>978-81-86204-53-9 
<br/><br/><label>Dewey Class. No.: </label>910.02 LAL / PHY