text Yogyakarta Universitas Gajah Mada 1990 vi, 65 p. : ill ; 30 cm EROSI-JAWA TENGAH DA ALANG WONOGIRI EROSI-WONOGIRI 631.45995 631.45995 INLIS000000000002126 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)