na JATIM-06090000012548 20090625111352.0 ind 979-489-014-6 0010-060900000012548 0 631.45 WUD m WUDIANTO, Rini 0 Mencegah Erosi Cet.10 Jakarta Penebar swadaya 1995 31 hlm. : ilus. ; 21 cm. 0 0 EROSI JIPDSUR 2 0