text Ungaran Trubus Agriwidya Cet. 1 ind ix, 106 hlm ilus 21 cm E. Gumbira Sa'id Bibliografi : hlm. 98-105 Limbah pabrik 604.6 979-661-005-1 20090227022709.0 YOGYA-02090000016896 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)