Muller, Kal, author
Kerjasama UniversNegeri Papua [dan] Dinas Pendidikan dan Pengajaran, Provinsi Papua, 2005
Buku Teks
Australian National University Press, 1975
Buku Teks
Reader's Digest Association.
Reader's Digest Association, 1968
Buku Referensi
Australian Agency for International Development, 1995
Buku Teks
Barrett, Charles, author
William Heinemann, 1954
Buku Teks