text Riau Departemen Pertanian 1999 ind 13 hlm. 0,3 cm C - Education, extension, and advisory work/Pendidikan, penyuluhan pertanian, dan dokumentasi 639.31 BAL p - INLIS000000000001704 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)