Bekerja Bermartabat dan Sejahtera Pakpahan, Agus text Bogor Himpunan Alumni IPB 2004 ind XI, 114 : ill ; 21 cm AGRICULTURAL DEDVELOPMENT INDONESIA 63.001.6 63.001.6 PAK m 250507 20250507020121 INLIS000000000005989 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)