US Army (USA) Soldiers assigned to the 3rd United States Infantry Regiment "The Old Guard" carefully gather a large (28x30 foot) American Flag after lowering it from the west wall of the Pentagon Building in Washington D.C. The flag has hung on the wall since the September 11th terrorist attack on the World Trade Center and the Pentagon

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. US Army (USA) Soldiers assigned to the 3rd United States Infantry Regiment "The Old Guard" carefully gather a large (28x30 foot) American Flag after lowering it from the west wall of the Pentagon Building in Washington D.C. The flag has hung on the wall since the September 11th terrorist attack on the World Trade Center and the Pentagon. 2001-10-11. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6596921. (Accessed June 23, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2001-10-11) US Army (USA) Soldiers assigned to the 3rd United States Infantry Regiment "The Old Guard" carefully gather a large (28x30 foot) American Flag after lowering it from the west wall of the Pentagon Building in Washington D.C. The flag has hung on the wall since the September 11th terrorist attack on the World Trade Center and the Pentagon. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6596921
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/6596921>.
Note: These citations are programmatically generated and may be incomplete.