text Jakarta Balai Pustaka 1983 Cetakan : 1 ind 55 hlm. ;21 cm. Ilmu Pengetahuan Umum 001.2 20130515163036 INLIS000000000006581 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)