River ecology and man;  Proceedings. 

 - New York,  Academic Press,  1972. 
 - xvii, 465 p.  illus.  24 cm. 
<br/><br/><label>ISBN: </label>0125244509 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Rivers<br/>Water<br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>551 ACA 1972 A063 Or.