na INLIS000000000004938 20150119100120.0 a ||| | 170609| ||| | $a 979-518-213-7 $a 0010-011500000002942 $a 628 $a Totok sutrisno $a Teknologi penyediaan air bersih $a 1 $a Jakarta $b Rineka cipta $c 1996 $a 0117/tip/1999