TY  - BOOK
T1  - Occupational safety and health standards (as amended).
LA  - English
PP  - Manila
PB  - Department of Labor and employment
YR  - 1990
UL  - https://tuklas.up.edu.ph/Record/UP-1685523046125097494
OP  - 219
CN  - RC963 O24 1990
KW  - Industrial hygiene.
KW  - Medicine, Industrial.
ER  -