Greenberg, M. A. (2005). Citizens defending America: From colonial times to the age of terrorism. University of Pittsburgh Press.
Chicago-Zitierstil (17. Ausg.)Greenberg, Martin Alan. Citizens Defending America: From Colonial Times to the Age of Terrorism. Pittsburgh, Pa: University of Pittsburgh Press, 2005.
MLA-Zitierstil (9. Ausg.)Greenberg, Martin Alan. Citizens Defending America: From Colonial Times to the Age of Terrorism. University of Pittsburgh Press, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.