text Jakarta Bhratara 1994 Cet. 2 ind ...Jilid Soedjono Yang diterima : Jil. 1 Keselamatan kerja 331.25 979-410-289-9 20090227024802.0 YOGYA-02090000033481 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)