TY  - BOOK
TI  - International occupational safety health congress
T2  - Occupational safety and health series
U1  - 363.117 21st ed.
PY  - 1970///
CY  - Geneva
PB  - International Labour Office
KW  - Industrial hygiene
KW  - Industrial nursing
KW  - Industrial safety
KW  - Medicine, industry
KW  - System safety
N1  - Content: v.2: Summaries
ER  -