000 00477nam a2200181Ia 4500
008 230524s9999 xx 000 0 und d
040 _cUDSM
050 _aPAM HD7261.I66
245 0 _aWorking environment: atmospheric pollution: 63rd session
260 _aGeneva
260 _bInternational Labour Office
260 _c1976
300 _a61p.
300 _c24cm.
650 _aIndustrial hygiene
942 _2Library of Congress Classification
942 _cPamphlet
999 _c120198
_d120198