Langness, L.L
Halt,Rinehart and Winston, 1965
Buku Teks
P.M. Laksono, author
Gadjah Mada University Press, 1985
Buku Teks
Menno, S., author
Rajawali, 1992
Buku Teks
Lienhardt, Godfrey, author
Oxford University Press, 1969
Buku Teks
Menno, S., author
Rajawali, 1992
Buku Teks