Davis, Bryan R.. <br/><br/>
The ecology of river systems /  
Bryan R. Davis. 
 - Dorchester :   W Jank Publishers ,   1984. 
 - xvii,793p. :   ill,tables ;   25cm .  
 - monographial biological,       ; .
 - monographial biological,       ; .
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9061935407  UKP 359.00 
<br/><br/><label>Subjects--Index Terms: </label>ECOLOGY - RIVER SYSTEM 
<br/><br/><label>Dewey Class. No.: </label>577.64  / DAV/E