River conservation and management 
edited by P. J. Boon, P. Calow and G. E. Petts 
 - Chichester  John Wiley & Sons  1992 
 - vii, 470 p. : ill. ; 24 cm. 
<br/><br/><label>ISBN: </label>0471929468 
<br/><br/><label>LCCN: </label>91-02797 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stream conservation--Congresses