Cita APA (7a ed.)

Gillespie, J. D. (2012). Challengers to Duopoly: Why Third Parties Matter in American Two-Party Politics. University of South Carolina Press.

Cita Chicago Style (17a 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.

Cita MLA (8a ed.)

Gillespie, J. David. Challengers to Duopoly: Why Third Parties Matter in American Two-Party Politics. University of South Carolina Press, 2012.