TY  - BOOK
AU  - Food and Agricultural Orginization
TI  - Recommended international tolerances for pesticides residues
T2  - Joint F A O/W H O foor Standarts programme series ; no .2
U1  - 574.192 
PY  - 1970///
CY  - Rome
PB  - Food and Agricultural Orginization of the United Nations
ER  -