Walker, C. H.  1936- <br/><br/>
Environmental pollution by chemicals / 
Colin Walker. 
 - London :  Hutchinson Educational,  1971. 
 - 108 p. :  ill. maps ;  24 cm. 
 - Hutchinson biological monographs .
<br/><br/>Bibliography: p. 101-102. 
<br/><br/><label>ISBN: </label>9780091079918 
<br/><br/><label>LCCN: </label>72185154  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution.<br/>Chemicals.<br/>Organic water pollutants.
<br/><br/><label>Dewey Class. No.: </label>628.5  / WAL