text Jakarta Yayasan Obor Indonesia 1987 Cet. 1 ind xxiv, 371 hlm.;ilus.;21 cm. Ekonomi - Statistik 20110210100226922 YOGYA-02110000004867 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)