Sri Wahyuni text Jakarta Agromedia Pustaka 2011 cet.1 id vi,104hlm.;ilus.:24cm Biogas,Waste Management 662.767.2 979-006-363-6 210427 20210427141241 INLIS000000000000425 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)