Cita APA (7a ed.)

Webb, R. H., Turner, R. M., Johnson, R. R., Betancourt, J. L., & Fontana, B. L. (2014). Requiem for the Santa Cruz: An Environmental History of an Arizona River. University of Arizona Press.

Cita Chicago Style (17a ed.)

Webb, Robert H., R. M. Turner, R. Roy Johnson, Julio L. Betancourt, y Bernard L. Fontana. Requiem for the Santa Cruz: An Environmental History of an Arizona River. Tucson: University of Arizona Press, 2014.

Cita MLA (8a ed.)

Webb, Robert H., et al. Requiem for the Santa Cruz: An Environmental History of an Arizona River. University of Arizona Press, 2014.