Attar Chand <br/><br/>
Environmental pollution and protection 

 - Delhi  H.K. publication  1989 
 - 276p. 
<br/><br/><label>ISBN: </label>8185318123 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental protection
<br/><br/><label>Dewey Class. No.: </label>363.7 ATT