TY  - BOOK
TI  - Chlorofluorocarbons and their effect on stratospheric ozone
SN  - 0117514357
PY  - 1979///
CY  - London
PB  - Her Majesty's Stationary Office
KW  - Chlorofluorocarbons
KW  - Environmental aspects
KW  - Ozone layer
ER  -