Newman, P. J. <br/><br/>
Classification of surface water quality:  review of schemes used in EC member states / 
P.J. Newman 
 - Oxford :  Heinemann Professional,  1988 
 - 189 p. :  ill. : maps ;  30 cm 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>043491374X 
<br/><br/><label>Source: </label>11546 
<br/><br/><label>Nat. Bib. No.: </label>GB-8819781 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--European Economic Community countries.
<br/><br/><label>LC Class. No.: </label>TD370  / .N48  1988 
<br/><br/><label>Dewey Class. No.: </label>628.1/61