Sondang P. Siagian text Jakarta Bumi Aksara 2012 Ed. 2 id xi, 199 hlm. ; 24 cm Cet. 8 Ilmu Sosial 351.8 979-526-492-3 241224 20241224112259 INLIS000000000001062 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)