Lowe, Peter
St. Martin`s Press, 1969
Buku Teks
Bisson, T.A.
Macmillan, 1945
Buku Teks
Bisson, T.A.
International Secretariat Institute of Pasific Realtions , 1945
Buku Teks
London : Pancy Lund Humpries
Majalah, Jurnal, Buletin
Griswold, Alfred Whitney, 1906-1963
Harcourt, Brace , 1938
Buku Teks