Pusat Penelitian Karet text Tanjung Morawa Indonesia Rubber Research Institute 2009 iii,84 hlm : ilus.; 21 cm Pusat Penelitian Karet Prospek Dan Pengembangan Kayu Karet Indonesia Rubber Research 633.89 633.89 PUS p 978-602-95278-0-3 20211022032949 INLIS000000000000974 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)