Purves, David <br/><br/>
Trace-element contamination of the environment 
David Purves 
 - Amsterdam  Elsevier Science  1977 
 - 260 p. :  ill. ;  23 cm. 
 - Fundamental aspects of pollution control and environmental science  1 .
<br/><br/><label>ISBN: </label>044441570X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trace elements--Environmental aspects