text Jakarta Erlangga 1978 Cet. 2 ind 301 hlm 21 cm M. Hutauruk Bibliografi : hlm. 301 Negara, Ilmu 320.1 20090227020715.0 YOGYA-02090000004354 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)