River ecology / 
edited by B.A. Whitton 
 - Oxford :  Blackwell Scientific Publications,  1975 
 - 725 p. :  ill. ;  25 cm. 
 - Studies in ecology;  vol.2 .
<br/><br/><label>ISBN: </label>063209740X 
<br/><br/><label>LCCN: </label>76-377054 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stream ecology