Davis, Wayne S. <br/><br/>
Biological assesment and criteria /  
edited by Wayne S Davis and Thomas P  Simon. 
 - London :   Lewins Publishers ,   1994. 
 - 415p. :   ills.diagrams ;   26CM .  
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0873718941  NULL 
<br/><br/><label>Subjects--Index Terms: </label>WATER QUALITY BIOLOGICAL ASSESSMENT 
<br/><br/><label>Dewey Class. No.: </label>363.7394  / DAV/B