seri hukum bisnis rahasia dagang gunawan widjaja text Jakarta Raja Grafindo 2001 1 ind
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viii,214 hlm. : illus ; 21 cm. gunawan widjaja 346.07 346.07 GUN s 979-421-846-4 201022 20201022022047 INLIS000000000000971 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)