Breger, Marshall J.
Independent agencies in the United States : law, structure, and politics
Oxford University Press, 2015
 Buku Teks
States of democracy : gender and politics in the European Union
Yvonne Galligan.
Routledge, 2015
 Buku Teks
Mulgan, Richard
Democracy and power in New Zealand: study of New Zealand politics
Oxford University Press, 1989
 Buku Teks
Irish, Marian D.
The Politics of American democracy
Prentice-Hall, 1962
 Buku Teks
Woll, Peter
Constitutional Democracy Policies and Politics
Little, Brown, 1982
 Buku Teks