na INLIS000000000012516 20150421105942.0 a ||| | 170609| ||| | $a 979-0023-715 $a 0010-041500000000361 $a 662.6 $a 662.6 SRI b $a Sri Wahyuni $a Biogas $a Cet.3 $a Jakarta $b Penebar Swadaya $c 2011 $a 92 hlm $b Ilus 4c 23 cm $a bahan Bakar $a 5242/b/kpad/2011 $a 5243/b/kpad/2011