TY  - BOOK
AU  - Simon- Hettich, B.
AU  - Wibbertmann, A.
TI  - ZINC : environmental health criteria 221
T2  - International Programme on chemical safety
SN  - 9241572213
U1  - 615.925661 
PY  - 2001///
CY  - Geneva
PB  - World Health Organisation
ER  -