U.S. Army drill instructors lead a formation of troops on the parade ground

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. U.S. Army drill instructors lead a formation of troops on the parade ground. 1977-09-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6398999. (Accessed October 17, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1977-09-01) U.S. Army drill instructors lead a formation of troops on the parade ground. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6398999
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/6398999>.
Note: These citations are programmatically generated and may be incomplete.