Singh R.B. <br/><br/>
Ecological techniques and approaches to Vulnerable Environment   Hydrosphere Geosphere Interaction 
Singh R.B. 
 - New  Delhi Oxford and IBH publication P. Ltd   1998 
 - "vii, 368 p"  cm. 
<br/><br/><label>ISBN: </label>81204127611 
<br/><br/><label>Standard No.: </label>194429 
<br/><br/><label>Source: </label> Reference Collections 
<br/><br/><label>Dewey Class. No.: </label>"U:(G:55):(D6,9(8)), N8"