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Occupational exposure limits for airborne toxic substances : a tabular compilation of values from selected countries /

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Kaituhi rangatōpū: International Labour Office
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Geneva : International Labour Office, 1980.
Putanga:2nd revised edition
Rangatū:Occupational safety and health series ; 37
Ngā marau:
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