Permissible levels of toxic substances in the working environment
Subtitle: 6th session of the Joint ILO/WHO Committee on Occupational Health, Geneva, 4-10 June 1968.
Series: Occupational safety and health series, 20; Occupational safety and health series ;; 20.
Publisher: International Labour Office
Published: 1970
Place of publication: Geneva
Language: eng
Number of pages: 405
Subjects: Industrial hygiene.; Industrial toxicology.