na INLIS000000000907219 20220127023644 0010-0122000591 ta 220127 g 0 eng 070.1 070.1 RUS c Russel H. Betts Conservation Indonesia newsletter of the WWF Indonesia Programme volume 7 number 2 April 1991 / Dr. Russel H. Betts, Dr. Kathy MacKinnon dan Claire Ellis Jakarta : WWF Indonesia 23 hlm. : Ilus. ; 30 cm Surat kabar konservasi sumber daya alam MacKinnon, Kathy Claire Ellis CL2CL20874