Commentary
New York : The American Jewish Commeitte
Majalah, Jurnal, Buletin
Asean
Buku Teks
Gill, Ranjit
Asean
Gramedia, 1988
Buku Teks
Asean
Asean Secretariat, 1997
Multimedia
Laski, Harold J.
The American democracy a commentary and interpretation
George Allen and Unwin, 1949
Buku Teks SO