Seri Biogas text Jakarta Indocamp 2013 Cet 1 vi + 22 hlm ; 21 cm Biogas 978-979-020-229-0 20151202090615.0 INLIS000000000024570 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)