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1 Ellis, Christopher, "United We Divide? Education, Income, Heterogeneity in Mass Partisan Polarization" 28-31, 2008
2 Brambor, Thomas, "Understanding Interaction Models: Improving Empirical Analyses" 14 (14): 63-82, 2006
3 Hetherington, Marc, "Turned Off or Turned On? How Polarization Affects Political Environment, In Red and Blue Nation?" Brookings Institution Press 2008
4 American Political Science Association, "Toward a More Responsible Two-Party System" 44 : 1-96, 1950
5 Schattschneider, Elmer E, "The Semi-Sovereign People: A Realist’s View of Democracy in America" Holt, Rinehart 1960
6 Levendusky, Matthew, "The Partisan Sort" University of Chicago Press 2009
7 Converse, Philip, "The Nature of Belief Systems in Mass Publics, In Ideology and Discontent" Free Press 1964
8 Lassen, David, "The Effect of Information on Voter Turnout : Evidence from a Natural Experiment" 49 (49): 103-118, 2005
9 Abramowitz, Alan, "The Disappearing Center: Engaged Citizens, Polarization, and American Democracy" Yale University Press 2011
10 Hetherington, Marc, "Resurgent Mass Partisanship : the Role of Elite Polarization" 95 (95): 619-631, 2001
11 Levendusky, M. S, "Red States vs. Blue States : Going Beyond the Mean" 75 (75): 227-448, 2011
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28 Brooks D. J, "Comments on Chapter One.” In Red and Blue Nation? Vol. II" Brookings Institution Press 2008
29 Levendusky, Matthew, "Clearer Cues, More Consistent Voters : a Benefit of Elite Polarization" 32 (32): 111-131, 2010
30 Downs, Anthony, "An Economic Theory of Democracy" Harper and Row 1957
31 American National Election Studies, "American National Election Studies (ANES) Cumulative Data File" ICPSR 1948-2008, 2008
32 Riker, William, "A Theory of the Calculus of Voting" 62 (62): 25-42, 1968