Joshi, P.C. <br/><br/>
Environmental Science 

 - 1st ed 
 - New Delhi  APH 
 - 308 p. 
<br/><br/><label>ISBN: </label>9788131304563 
<br/><br/><label>Dewey Class. No.: </label>628.505 JOS-E  / JOS-E