Marines are instructed on the maintenance of the M60 machine gun

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Marines are instructed on the maintenance of the M60 machine gun. 1986-01-01. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6416050. (Accessed October 19, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1986-01-01) Marines are instructed on the maintenance of the M60 machine gun. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6416050
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/6416050>.
Note: These citations are programmatically generated and may be incomplete.