TY  - BOOK
AU  - Cessarskij, A. V.
ED  - International labour organization
TI  - ˆThe ‰work of sanitary physicians in labor hygiene in the field of improving working conditions
PY  - 1971///
CY  - Μ.
KW  - Ме2-100[р124.1]
KW  - rubbk
ER  -