text Jakarta Yayasan Obor Indonesia 1984 xv, 243 p. : ill ; 21 cm USAHATANI - INDONESIA 631.1 631.1 INLIS000000000000331 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)