na INLIS000000000907715 20220209111634 0010-0222000475 ta 220209 g 0 eng 333.72 333.72 ART p Arthur H. Mitchell Progress in establishment of Irian Jaya's system of conservation areas : revision of report no. 2 / Arthur H. Mitchell Jayapura : WWF/IUCN Irian Jaya Conservation Project, 1987 [27 hlm.] : Ilus. ; 33 cm Konservasi sumber daya alam CL2CL21566