na INLIS000000000012924 20190822084325 0010-051500000000195 a ||| | 190822 g 0 ind 979-020-233-4 665.776 665.776 SYA m Syahruddin Said Membuat biogas dari septik tank / Sjaharudin Said Jakarta : Indocamp, 2008 vi, 14 hlm : ilustrasi ; 23 cm Seri Biogas Biogas - 2214/b/kpad/2010 621/BAN/DINARPUS/2019 622/BAN/DINARPUS/2019