TY  - BOOK
ED  - Ferry, B. W. 
ED  - Baddeley, M. S.
ED  - Hawksworth, D. L.
TI  - Air pollution and Lichens
U1  - 589.105 
PY  - 1973///
CY  - London
PB  - Athlone Press of the University of London
ER  -