=LDR 00000nam 2200000 4500 =001 INLIS000000000042007 =005 20140522123851.0 =006 =007 =008 ind =035 ##$$a 0010-061300000042007 =041 ##$$a ind =082 ##$$a 628.4 =090 ##$$a 628.4, Sak i =100 ##$$a Sakti A. Siregar =245 ##$$a Instalasi pengolahan air limbah, Sakti a. siregar =260 ##$$a 2009 $b Yogyakarta =300 ##$$a 112 hlm., 21 cm =650 ##$$a PENGOLAHAN AIR LIMBAH =850 ##$$a NBPNMAT