Seri Biogas text Jakarta Indocamp 2015 Cet 1 vi + 22 hlm ; 20,5 cm Biogas 978-979-020-232-0 20151201094039.0 INLIS000000000024523 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)