text Jakarta Gramedia 1992 ind xviii, 216 hlm. : ilus. ;20.5 cm. Pendidikan 371.1 20130515233316 INLIS000000000011960 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)