Peluang usaha bisnis anti polusi text Yogyakarta Andi Offset 1991 Ed.1, cet. 1 ind ix, 92 hlm 21 cm Jan Hoesada Bibliografi : hlm. 86-92 Ekonomi - Keadaan 979-533-000-4 20090227020431.0 YOGYA-02090000001320 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)