TY  - BOOK
ED  - World Health Organization
TI  - Specifications for pesticides
U1  - 632.95 
PY  - 1961///
CY  - Geneva
PB  - WHO
KW  - Pesticides
N1  - 3rd ed.: used in public health. 5th ed : insecticides, molluscicides, repellents methods
ER  -