George.L Clarke <br/><br/>
Elements of Ecology 

 - New York  John Wiley and Sons Inc  1954 
 - 534p 
<br/><br/>George.L Clarke: Elements of Ecology.  New York.  John Wiley and Sons Inc, 1954.--(574.5CLA)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>574.5  / CLA