OPEC Dalam Ujian text Jakarta Universitas Indonesia 1984 Cet. 1 ind v, 217 hlm 23 cm Bakhrowi Sanusi Minyak Bumi - Indonesia 338.2 20090227022044.0 YOGYA-02090000010599 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)