Cita APA (7a ed.)

Heiberg, M., O'Leary, B., & Tirman, J. (2007). Terror, insurgency, and the state: Ending protracted conflicts. University of Pennsylvania Press.

Cita Chicago Style (17a ed.)

Heiberg, Marianne, Brendan O'Leary, y John Tirman. Terror, Insurgency, and the State: Ending Protracted Conflicts. Philadelphia: University of Pennsylvania Press, 2007.

Cita MLA (9a ed.)

Heiberg, Marianne, et al. Terror, Insurgency, and the State: Ending Protracted Conflicts. University of Pennsylvania Press, 2007.