Biological environment   
ed. by John Lenihan, William W. Fletcher. 
 - Glasgow  Blackie  1979 
 - xii, 164p 
 - Environment and man  v.9 .
<br/><br/><label>ISBN: </label>0216907497 
<br/><br/><label>Dewey Class. No.: </label>333.9516  / N791