Jeffries, Mike J.,  1958- <br/><br/>
Freshwater ecology :  principles and applications / 
Michael Jeffries and Derek Mills. 
 - London ;  New York ;  New Delhi ;  CBS;  Belhaven Press,  1992. 
 - viii, 285 p. :  ill., maps ;  24 cm. 
<br/><br/>Includes bibliographical references (p. [254]-275) and indexes. 
<br/><br/><label>ISBN: </label>1852930217 : 1852931272 (pbk.) : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Freshwater ecology.<br/>Nature--Effect of human beings on.
<br/><br/><label>Dewey Class. No.: </label>574.52632  / JEF 1992