WORLD Health Organization
Methods used in establishing permissible levels in occupational exposure to harm - Geneva WHO 1977 - 68 p. - WHO Technical report series 601 .
9241206012
Occupational health
Health hazards
WHO Technical report series 601
613.62 / WOR
Methods used in establishing permissible levels in occupational exposure to harm - Geneva WHO 1977 - 68 p. - WHO Technical report series 601 .
9241206012
Occupational health
Health hazards
WHO Technical report series 601
613.62 / WOR