APA (7th ed.) Citation
Gillespie, J. D. (2012). Challengers to duopoly: Why third parties matter in American two-party politics. University of South Carolina Press.
Chicago Style (17th ed.) Citation
Gillespie, J. David. Challengers to Duopoly: Why Third Parties Matter in American Two-party Politics. [Columbia, S.C.]: University of South Carolina Press, 2012.
MLA (9th ed.) Citation
Gillespie, J. David. Challengers to Duopoly: Why Third Parties Matter in American Two-party Politics. University of South Carolina Press, 2012.
Warning: These citations may not always be 100% accurate.