Schudson, Michael
New York The Free Press 1998,
Buku Teks
Embassy of the People's Republic of China, [date of publication not identified]
Buku Teks
Wiener, Solomon, author
Regents, 1960
Buku Teks
Heater, Derek, author
Longman, 1990
Buku Teks
Hansen, Phillip
Polity Press , 1993
Buku Teks