David, N Sen <br/><br/>
Indian Ecology 

 - Kottayam  NATIONAL BOOKSTALL  1900 
 - 215p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--general stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>science--ecologyGeneralia--natural science and mathematics
<br/><br/><label>Dewey Class. No.: </label>577  / DAV-I