Center for Strategic Research (SAM), 1995
Majalah, Jurnal, Buletin
Institute International Relations and Area Studies,
Majalah, Jurnal, Buletin
Flora C.I. Chang,
Majalah, Jurnal, Buletin
Europa Publication Limited, 1990
Buku Referensi
Gathorne-Hardy, G.M., author
Oxford University Press, 1952
Buku Teks