Peningkatan Kompetensi Guru text Jakarta Balitbang Depdiknas 2009 ind 56 .hlm ; 18x25 cm MS Sembiring Guru, Tenaga Pendidik, Tenaga Pengajar 371.1 371.1 SEM P C.1 978-979-3394-96-1 250116 20250116114153 INLIS000000000003889 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)