text Yogyakarta Universitas Gadjah Mada Yogyakarta 2005 xvii, 272 lembar ; 29,5 cm. / Widandi Soetopo Disertasi Fakultas Teknik Bibliografi: hlm. 270-272 Air, Persediaan Irigasi 23 SK 644.6 Wid M YOPDYOG 20150815131945.0 INLIS000000000010344 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)