Idham Sakti Harahap text Jakarta Penebar Swadaya 1994 i viii + 94 hlm.; ilus : 21 cm Penyakit Tanaman 632.9 979-489-224-6 220310 20220310122348 INLIS000000000005832 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)