Emden, Cecil S.
The people and the constitution : being a history of the development of the people influence in British Government / Cecil S. Emden
At The Clarendon Press, 1956
 Buku Teks SO
Wynot, Edward D.
Polish politics in transition : the camp of national unity and the struggle for power, 1935-1939
University of Georgia Press, 1974
 Buku Teks SO
Fukuyama, Francis
The Origins of political order: from Prehuman times to the french revolution
Farrar, Straus and Giruox, 2012
 Buku Teks SO
Burns, Danny, 1964-
The politics of decentralisation : revitalising local democracy
Macmillan, 1994
 Buku Teks
Dictionary of the politics of the people's republic of China
edited by Colin Mackerras, Donald H. McMillen and Andrew Wastson
Routledge, 2001
 Buku Teks SO