Occupational safety and health series. (1991). Occupational exposure limits for airborne toxic substances. ILO.
Chicago Style (17th ed.) CitationOccupational safety and health series. Occupational Exposure Limits for Airborne Toxic Substances. Geneva: ILO, 1991.
MLA (8th ed.) CitationOccupational safety and health series. Occupational Exposure Limits for Airborne Toxic Substances. ILO, 1991.
Warning: These citations may not always be 100% accurate.