Ranny, Austin
Governing
Prentince-Hall, 1987
 Buku Teks
Steane, John
Archaeology of the medieval English monarchy
Routledge, 1999
 Buku Teks SO
Cook, Timothy E.
Governing with the news
The University of Chicago Press, 1997
 Buku Teks SO
Atkins, Ruth
Governing Australia
John Wiley & Sons, 1980
 Buku Teks
Atkins, Ruth
Governing Australia
John Wiley & Sons, 1972
 Buku Teks SO