Mason, C. F. <br/><br/>
Biology of freshwater pollution / 
C. F. Mason. 
 - 2nd ed. 
 - Harlow, Essex :  Longman Scientific & Technical,  c1991. 
 - xiii, 351 p. :  ill., maps ;  24 cm. 
<br/><br/> Includes indexes. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0582061911 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water--Pollution--Environmental aspects.<br/>Freshwater biology.<br/>Water quality bioassay.