Harahap dahlan text Bogor IPB Press 2012 ind xIx;178p; ills;23 cm TRANSFORMASI PERKEBUNAN 631.1 631.1 200129 20200129165206.0 INLIS000000000001368 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)