Guidelines for modern resource management : soil, land, ai text Amerika Serikat Charles E. Merril Pub. Company 1983 viii, 224 p. : ill ; 25 cm KONSERVASI TANAH MANAGEMENT 631.45 631.45 INLIS000000000000335 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)