Millar, T.B.
Sydney University Press, 1967
Buku Teks
United Nations Indonesia, 2002
Buku Teks
Mansergh, Nicholas, author
Royal Institute Of International Affair, 1948
Buku Teks
Goodrich, Leland M., author
Thomas Y. Crowell, 1961
Buku Teks
Coyle, David Cushman, 1887-1969, author
The New Americanan Library, 1962
Buku Teks