APA-Zitierstil (7. Ausg.)

(2001). How did this happen?: Terrorism and the new war (2. [print.].). Public Affairs.

Chicago-Zitierstil (17. Ausg.)

How Did This Happen?: Terrorism and the New War. 2. [print.]. New York: Public Affairs, 2001.

MLA-Zitierstil (9. Ausg.)

How Did This Happen?: Terrorism and the New War. 2. [print.]. Public Affairs, 2001.