Millar, T.B., author
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
by United Nations
Departement of Public Information - United Nations, 1956
Buku Teks