Dobson, Mike <br/><br/>
Ecology of aquatic systems / 
Mike Dobson and Chris Frid. 
 - London :   Prentice Hall,  1998. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0582298040 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Aquatic ecology
<br/><br/><label>LC Class. No.: </label>QH541.5.W3 DOB 1998