Cronin, T. E., & Loevy, R. D. (2012). Colorado politics and policy: Governing a purple state. University of Nebraska Press.
Lua i Stíl Chicago (17ú heag.)Cronin, Thomas E., agus Robert D. Loevy. Colorado Politics and Policy: Governing a Purple State. Lincoln: University of Nebraska Press, 2012.
Lua MLA (9ú heag.)Cronin, Thomas E., agus Robert D. Loevy. Colorado Politics and Policy: Governing a Purple State. University of Nebraska Press, 2012.
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