text Jakarta Penebar Swadaya 1998 I viii, 73 hlm. 21 cm agriculture 631.58 631.58 Sup m 9794892424 INLIS000000000006709 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)