BADAN PENELITIAN DAN PENGEMBANGAN PERTANIAN text Jakarta IAARD,Badan Litbang Pertanian 2012 cet.2. id iv,44p. : ills.23 cm bacaan anak -- traktor -- alat dan mesin pertanian 631.312 978 979 8191 82 4 210426 20210426114447 INLIS000000000004778 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)