Undang-Undang RI No 40 Thn 2004 tentang Sistem Jaminan Sosial Nasional text Yogyakarta Pustaka Yustisia 2006 Cetakan : 1 ind 51 hlm. ;19 cm. Hukum Sosial 344.02 979-3418-46-x 20130515152705 INLIS000000000005358 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)