Tiwari, Manoj. <br/><br/>
Environmental studies   

 - New Delhi :   I K International Publication House,   2007. 
 - X, 594 ;  
<br/><br/><label>ISBN: </label>8188237825 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Life Sciences
<br/><br/><label>Dewey Class. No.: </label>628  / TIW