Hynes, Hugh Bernard Noel. <br/><br/>
The ecology of running waters / 
H. B. N. Hynes. 
 - Liverpool :  Liverpool University Press,  1970. 
 - xxiv, 555 p. :  ill. 
<br/><br/><label>ISBN: </label>0853231001 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Stream ecology.<br/>Limnology.<br/>Freshwater ecology