Tohutoro APA (7th ed.)
Gillespie, J. D. (2012). Challengers to duopoly: Why third parties matter in American two-party politics. University of South Carolina Press.
Tohutoru Kātū Chicago (17th ed.)
Gillespie, J. David. Challengers to Duopoly: Why Third Parties Matter in American Two-party Politics. [Columbia, S.C.]: University of South Carolina Press, 2012.
Tohutoro MLA (9th ed.)
Gillespie, J. David. Challengers to Duopoly: Why Third Parties Matter in American Two-party Politics. University of South Carolina Press, 2012.
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