TY  - BOOK
AU  - Symposium on Environmental, Socio-economic and political Asp
TI  - Pest control
U1  - 632.9 S99P 
PY  - 1980///
KW  - PEST CONTROL -- SOCIAL ASPECTS -- CONGRESSES
KW  - PEST CONTROL -- ENVIRONMENTAL ASPECTS -- C
KW  - PEST CONTROL -- SOCIAL ASPECTS -- CONGRESS
ER  -