text Jakarta Bumi Aksara 2001 Ed.1; cet.1 ind vii, 117 hlm 22 cm Daryanto KESELAMATAN KERJA 979-526-537-7 20100302115939.0 JAKPU-03100000024916 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)