Murdwi Astuti text Jakarta Direktorat Jenderal Perkebunan 2014 ind id xii, 120 p : ill. ; 21 cm Herdrajat Natawidjaja Budidaya Karet 633.912.11 633.912.11 MUR p 978-979-1109-68-0 250724 20250724013430 INLIS000000000000665 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)