00501     2200169   4500001002100000005001500021035002000036008004100056245004700097100002700144260003100171300003400202084002000236520004500256082001000301650002000311INLIS00000000000085820250901101119  a0010-0421000858250901                           0 ind  1 aKeselamatan Kerja dalam Laboratorium Kimia  aImam Khasani, Soemanto  aJakarta :bGramedia,c1990  cx, 84 hal.:Bibl.ilus.; 21 cm.  a363.1 IMA k k.1  aMengenai keselamatan dan kesehatan kerja  a363.1 4aKESEHATAN KERJA