Shradha Sinha, Dr <br/><br/>
A text book of environmental studies 

 - Delhi:  AITBS Publishers  2005 
 - xxiii, 327p. 
<br/><br/> PB 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>8174733027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental studies
<br/><br/><label>Dewey Class. No.: </label>333.707  / SHT