Ris Hadi Purwanto text Yogykarta Gadjah Mada Unversity Press 2015 id 122 hlm; 17 x 24 cm Pemeliharaan Hutan 634.9 979-420-911-2 180916 20180916011517 INLIS000000000003457 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)