Brewer, Richard <br/><br/>
Principles of ecology 

 - Philadelphia  Saunders College  1979 
 - vi,299 p.  Illustration 
<br/><br/><label>ISBN: </label>0721619886 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIFE SCIENCE
<br/><br/><label>Dewey Class. No.: </label>574.5  / BRE