TY  - BOOK
AU  - Ferry,B.W.
AU  - Baddeley,M.Susan
AU  - Hawksworth,D.L.
TI  - Air pollution and lichens
SN  - 0485111403
PY  - 1973///
CY  - London
PB  - Athlone Press
KW  - Lichens
KW  - Effect of air pollution on
KW  - Great Britain
N1  - Includes bibliogr. references
ER  -