text s.l] Direktorat Jenderal Pengairan 1992 iv, 20 p. ill ; 30 cm IRRIGATION-MONITORING IRRIGATION IRGASI DOKUMENTASI PIK 631.67 631.67 INLIS000000000002223 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)