TY  - BOOK
AU  - Unsworth, M.H. 
AU  - Ormrod, D.P.
TI  - Effects of gaseous air pollution in agriculture and horticulture
SN  - 0408107057
PY  - 1982///
CY  - London
PB  - Butterworth Scientific
KW  - Plant, Effects of pollution on--Congresses
ER  -