Agus Pakpahan [et al.] text Bogor Pusat Penelitian Sosial dan Ekonomi Pertanian 1991 Monograph Series No.5 98 p : ilus;Grapic,Tab. ; 24 cm Agus Pakpahan [et al.] KELEMBAGAAN, KONSERVASI, AIR, TANAH 631.459 KEL 979-8094-12-3 20241219110033 INLIS000000000005452 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)