TY  - BOOK
ED  - International Labour Office
TI  - Occupational health and safety 2 Vols.
SN  - 07079555x
U1  - 613.6203 
PY  - 1971///
CY  - New York
PB  - McGraw-Hill
KW  - Occupational health and safety measures, Encyclopaedia
N1  - V. 1; A-K, 753p .-; V. 2; L-Z, 754-1621
ER  -