Williams, Ian  . <br/><br/>
Environmental chemistry a modular approach /  
by Ian Williams. 
 - New York :   John Willey & Sons, Ltd. ,   2001 
 - 388p ;  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry
<br/><br/><label>Dewey Class. No.: </label>E:(G:55)  / P1