Polsby, Nelson W.
Presidential elections: strategies of american electoral politics
Charles Scribner's Sons, 1980
 Buku Teks
Zurn, Christopher F.
Deliberative democracy and the institutions of judicial review
Cambrigde University Press , 2009
 Buku Teks
Brady, Alexander
Democracy in the Dominions : a comparative Study in Institutions
University of Toronto Press, 1948
 Buku Teks
Constitutional Dialogue: rights, democracy, institutions
Cambridge University Press, 2019
 eBooks
American democracy institutions, politics, and policies
by William J. Keefe ... [and others]
The Dorsey Press, 1983
 Buku Teks