Knodel, Hans. <br/><br/>
Okologie und Umweltschutz / 
Hans Knodel, Ulrich Kull. 
 - 2., neu bearb. u. erw. Aufl. 
 - Stuttgart :  Metzler,  1981. 
 - vii, 228 p. :  ill. (some col.) ;  19 cm. 
 - Studienreihe Biologie ;  Bd. 4 .
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 220-222. 
<br/><br/><label>ISBN: </label>3476202070 :  DM17.80 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.<br/>Nature conservation.
<br/><br/><label>LC Class. No.: </label>QH541  / .K55 1981 
<br/><br/><label>Dewey Class. No.: </label>574.5