Cita APA (7th ed.)

Abbott, C., Leonard, S. J., & Noel, T. J. (2013). Colorado: A history of the Centennial State (5th ed.). University Press of Colorado.

Cita Chicago (17th ed.)

Abbott, Carl, Stephen J. Leonard, i Thomas J. Noel. Colorado: A History of the Centennial State. 5th ed. Boulder, Colo.: University Press of Colorado, 2013.

Cita MLA (9th ed.)

Abbott, Carl, et al. Colorado: A History of the Centennial State. 5th ed. University Press of Colorado, 2013.