Sinha Shradha <br/><br/>
A textbook of Environmental Studies  
Shradha Sinha, Manisha Shukla & Ranjana Shukla  
 - New Delhi  AITBS Publishers   2005 
 - xxiii. 327p.  ill.  21 cm 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>9788174733023 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>LC Class. No.: </label>GE70 SIN