Departemen Pertanian text Jakarta BPLPP 1989 ii, 188 hal. : Ilus. ; 21 cm Pendidikan Pertanian 34:37(63) 210322 20210322160106 INLIS000000000002264 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)