NASUTION, S text Jakarta Bumi Aksara 1995 Ed.2.cet.1. id vii, 191p.; 21cm pendidikan -- mengajar -- I.Judul 371.1/.3 979 526 226 2 /1600 210426 20210426115016 INLIS000000000005759 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)