Manivasakam, N.,  <br/><br/>
Environmental pollution 

 - 160 pages :   illustrations ;   21 cm 
<br/><br/><label>ISBN: </label>8123710348 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology.
<br/><br/><label>Dewey Class. No.: </label>363.7