Kumar, H D <br/><br/>
Modern Concepts of Ecology 

 - New Delhi  Vikas  1977 
 - 201p. 
<br/><br/><label>Subjects--Uniform Titles: </label>--General Stack
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural Sciences &mathematics--EcologyBotany
<br/><br/><label>Dewey Class. No.: </label>577  / KUM-M