Menuntaskan Pengenalan Alat-Alat Dan Sistem Pengolahan Air Limbah SIREGAR, Sakti A text Yogyakarta Kanisius 2009 ind 112 p. : ill. ; 22 cm. Sakti A. Siregar RESEARCH WASTEWATER 631.879.3 631.879.3 SIR i ISBN 978-979-21-0840-8 631.879.3 231101 20231101085910 INLIS000000000001820 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)