Ali, W. <br/><br/>
Paribesh Bidya 

 - 1st /   2004. 
 - Gowalpara:  Alok Book Stall,  2004. 
 - 168 p. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Environmental Science, Environmental. 
<br/><br/><label>Dewey Class. No.: </label>574.52