Harper, David, 1943- <br/><br/>
 - London :  Chapman & Hall,  1992 
 - viii, 327 p. :  ill. ; 24 cm. 
<br/><br/>p. (279-321) 
<br/><br/><label>ISBN: </label>0412329700 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Eutrophication<br/>Eutrophication--Control