Janse, Olov R.T., author
St-Catherine Press, 1958
Buku Teks
Graham, Andrew
Macmillan, 1956
Buku Teks
Thompson, Virginia
George Allen & Unwin, 1937
Buku Teks
Nita Lestari, author
2014
UI - Skripsi (Membership)
Australian National University, 1985
Buku Teks