TY  - BOOK
AU  - Williams,Ian
TI  - Environmental chemistry : a modular approach / 
SN  - 0471489425
U1  - 577.14 
PY  - 2001///
CY  - Chichester : 
PB  - John Wiley , 
KW  - ENVIRONMENTAL CHEMISTRY
N1  - Includes bibliography and index
ER  -