Smith, Robert Leo. <br/><br/>
Ecology and field biology / 
by Robert Leo Smith ; illustrated by Ned Smith. 
 - New York :  Harper & Row Publishers,  1966. 
 - xiv, 686 p. : 
<br/><br/><label>ISBN: </label>TBA246 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.
<br/><br/><label>Dewey Class. No.: </label>577  / Ec