Benton, Allen H; Werner, William E <br/><br/>
Field biology and ecology 

 - 3 
 -  TATA McGraw-Hill Publishing Co., New Delhi  1976 
 - 564 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology; Biology
<br/><br/><label>Dewey Class. No.: </label>574.5  BEN-F3