TY  - MANSCPT
AU  - Walker,Colin
TI  - Environmental pollution by chemicals
SN  - 0091238919
PY  - 1975///
CY  - London
PB  - Hutchinson
KW  - Pollution
KW  - Chemicals
KW  - Organics water pollutants
KW  - Environmental pollution
KW  - Environmental pollutants
N1  - Includes index; Bibliography : p.69
ER  -