Ravindra Singh <br/><br/>
Encyclopaedia of geomorphology and hydrogeomorphology: Fundamentals, applications and techniques- 4 vol. 

 - USA  NYX academic LLC  2012 
<br/><br/><label>ISBN: </label>9781621580874 
<br/><br/><label>Dewey Class. No.: </label>551.4103  / RAV.E.1-4