Members of the 31st Security Forces, 31st Fighter Wing, Aviano Air Base, Italy perform 100% vehicle and personnel Anti-Terrorism procedures during the heightened force protection levels following the terrorist attacks on the New York World Trade Center and the Pentagon in Washington D.C. Only mission essential personnel were allowed on the base. All other facilities, to include the Base Exchange, Commissary, and Health and Wellness Center were closed

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Members of the 31st Security Forces, 31st Fighter Wing, Aviano Air Base, Italy perform 100% vehicle and personnel Anti-Terrorism procedures during the heightened force protection levels following the terrorist attacks on the New York World Trade Center and the Pentagon in Washington D.C. Only mission essential personnel were allowed on the base. All other facilities, to include the Base Exchange, Commissary, and Health and Wellness Center were closed. 2001-12-09. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6598595. (Accessed June 23, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2001-12-09) Members of the 31st Security Forces, 31st Fighter Wing, Aviano Air Base, Italy perform 100% vehicle and personnel Anti-Terrorism procedures during the heightened force protection levels following the terrorist attacks on the New York World Trade Center and the Pentagon in Washington D.C. Only mission essential personnel were allowed on the base. All other facilities, to include the Base Exchange, Commissary, and Health and Wellness Center were closed. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6598595
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/6598595>.
Note: These citations are programmatically generated and may be incomplete.