Seks pranikah text Jakarta Grasindo 1998 ind ix, 81 hlm. ; 18 cm / Naek L. Tobing Seks 392.5 Seri Pendidikan Seks 20150708075051.0 YOGYA-02090000029102 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)