Munnings, Peter
Jayapura UNCEN-SIL 1990
Buku Teks
Boll, Heinrich, author
Bornheim : Lamuv, 1987
Buku Teks
Speed, F.W.
Angus and Robertson , 1971
Buku Teks
Istambul : Ucar Grafik, 1998
Buku Referensi
edited by Eric Oey
APA Publications , 1990
Buku Referensi