text Jakarta Mediyatama Sarana Perkasa 1987 Cet. 1 Ind 68 p. 1ll; 20 cm. 68 p. 1ll; 20 cm. SA'ID, E. Gumbira WASTES PURIFICATION 628.3 979-455-019-1 INLIS000000000003307 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)