Style de citation APA (7e éd.)

Daum, C. W., Duffy, R. J., & Straayer, J. A. (2011). State of change: Colorado politics in the twenty-first century. University Press of Colorado.

Style de citation Chicago (17e éd.)

Daum, Courtenay W., Robert J. Duffy, et John A. Straayer. State of Change: Colorado Politics in the Twenty-first Century. Boulder, Colo.: University Press of Colorado, 2011.

Style de citation MLA (8e éd.)

Daum, Courtenay W., et al. State of Change: Colorado Politics in the Twenty-first Century. University Press of Colorado, 2011.