Varsha , Pateria <br/><br/>
Prakritik Jal:   Srot, Pradushan evam Sarkshan /  
by Varsha Pateria  and Vipin Aggrawal 
 - Delhi :  Shivank Prakashan ,  2013. 
 - 248 p.  ill. ;  22 c.m. 
<br/><br/><label>ISBN: </label>9789380388724 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Hindi Collection
<br/><br/><label>Dewey Class. No.: </label>363.74  / PAT / P