N. Suparno text Jakarta Erlangga 2014 110 hlm : Ilust. ; 25 cm. Berisi soal latihan IPS Roy Sitepu 9786022981008 20190927113141 INLIS000000000396032 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)