TY  - BOOK
AU  - EDWARDS,  C A
AU  - HEATH, G W
TI  - Principles of agricultural entomology
U1  - 595.7:631 
PY  - 1964///
CY  - London
PB  - Chapman & Hall
KW  - Agricultural entomology
KW  - Insects
KW  - Pest control
KW  - Pesticides
ER  -