x  x <br/><br/>
Grzimek's encyclopedia of ecology  x 

 - x 
 - N.Y.  Van Nostrand  1976 
 - 705 
<br/><br/>x 
<br/><br/><label>ISBN: </label>x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology - Encyclopa - Edia Biology 
<br/><br/><label>Dewey Class. No.: </label>REF574.503/GRZ