G. Kartasapoetra text Jakarta Rineka Cipta 1991 Ed. 2, Cet. 3 id xvi, 196 p.: ill.; 21 cm Konservasi tanah dan air 631.6.02 979-518-190-4 250804 20250804105040 INLIS000000000005670 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)