WILLIAMS, W.D <br/><br/>
International association of theritical and applied limnology - 27 

 - 6Tth 
 - Sttutgart  E. Schweizerbart'sche Verl.,  2002 
 - vii, 3785p 
<br/><br/><label>ISBN: </label>3-510-54057-3 
<br/><br/><label>Dewey Class. No.: </label>577.607