Visitors gather around the casket of the Unknown Serviceman of the Vietnam Era as he lies in state in the Capitol rotunda. The is attended by a joint services honor guard

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Visitors gather around the casket of the Unknown Serviceman of the Vietnam Era as he lies in state in the Capitol rotunda. The is attended by a joint services honor guard. 1984-05-25. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6384858. (Accessed November 13, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1984-05-25) Visitors gather around the casket of the Unknown Serviceman of the Vietnam Era as he lies in state in the Capitol rotunda. The is attended by a joint services honor guard. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6384858
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/6384858>.
Note: These citations are programmatically generated and may be incomplete.