AIRMAN First Class Richard Warren, USAF, 568th Security Forces Squadron, Ramstein Air Base, Germany, uses a mirror to check the underside of a delivery truck before it can enter the West Gate. The 11 September 2001 terrorist attacks against the United States, when hijackers deliberately flew civilian airliners into the buildings, killing themselves, the passengers and thousands on the ground, placed bases on a higher state of force protection

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. AIRMAN First Class Richard Warren, USAF, 568th Security Forces Squadron, Ramstein Air Base, Germany, uses a mirror to check the underside of a delivery truck before it can enter the West Gate. The 11 September 2001 terrorist attacks against the United States, when hijackers deliberately flew civilian airliners into the buildings, killing themselves, the passengers and thousands on the ground, placed bases on a higher state of force protection. 2001-09-14. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6598747. (Accessed June 24, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2001-09-14) AIRMAN First Class Richard Warren, USAF, 568th Security Forces Squadron, Ramstein Air Base, Germany, uses a mirror to check the underside of a delivery truck before it can enter the West Gate. The 11 September 2001 terrorist attacks against the United States, when hijackers deliberately flew civilian airliners into the buildings, killing themselves, the passengers and thousands on the ground, placed bases on a higher state of force protection. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6598747
MLA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6598747>.
Note: These citations are programmatically generated and may be incomplete.