00503     2200169   4500001002100000005001500021035002000036008004100056245004700097100002700144260003100171084002200202520004500224082001000269650002000279300003400299INLIS00000000000085820231005114704  a0010-0421000858231005                           0 ind  1 aKeselamatan Kerja dalam Laboratorium Kimia  aImam Khasani, Soemanto  aJakarta :bGramedia,c1990  a363.1 / IMA k k.1  aMengenai keselamatan dan kesehatan kerja  a363.1 4aKESEHATAN KERJA  cx, 84 hal.:Bibl.ilus.; 21 cm.