Ranny, Austin
Governing
Prentince-Hall, 1987
Buku Teks
Salisbury, Harrison E.
Russia
Atheneum, 1965
Buku Teks
Mead, W.R.
An experience of Finland
Hurst, 1993
Buku Teks
Atkins, Ruth
Governing Australia
John Wiley & Sons, 1980
Buku Teks
Atkins, Ruth
Governing Australia
"John Willey ,
Buku Teks