Freshwater Biological Monitoring :  proceedings of a specialized conference held in Cardiff, U.K., 12-14 September 1984 / 
editors D. Pascoe and R.W. Edwards 
 - Oxford :  Pergamon Press,  1984 
 - vii,167 p. :  ill.  26 cm. 
<br/><br/>Includes bibliographies and index 
<br/><br/><label>ISBN: </label>0080323138 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution--Measurement<br/>Water quality bioassay