Francis, Bettina M. <br/><br/>
Toxic Substances in the environment / 
Bettina M. Francis. 
 - New Jersey:  John Wiley & Sons,   c1994. 
 - 360 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>0471507814 
<br/><br/><label>LC Class. No.: </label>QH545  / .A1F72 1993