Brown, Alison Leadley <br/><br/>
Ecology of fresh water 

 - London :  Heinemann,  1971. 
 - xi,129p.;  ill.;  20cm 
<br/><br/><label>ISBN: </label>0-435-61537-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574.5  / BRO