Cita APA (7a ed.)

Stern, J., & Berger, J. M. (2015). ISIS: The state of terror. William Collins.

Cita Chicago Style (17a ed.)

Stern, Jessica, y J. M. Berger. ISIS: The State of Terror. London: William Collins, 2015.

Cita MLA (8a ed.)

Stern, Jessica, y J. M. Berger. ISIS: The State of Terror. William Collins, 2015.