Clarke, George L  <br/><br/>
Elements Of Ecology / 
George L Clarke 
 - New York:  John Wiley & Sons,  1954. 
 - 560p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany
<br/><br/><label>Dewey Class. No.: </label>574.5  / CLA/E