Lieutenant General (LGEN) Donald Cook, (right at base of stairs), Vice-Commander, Air Combat Command, leads the visiting delegates on an outside tour of the RC-135V during the Supreme Allied Commander Atlantic (SACLANT) Seminar at Langley AFB, Virginia, attended by 100 delegates from 18 countries

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Lieutenant General (LGEN) Donald Cook, (right at base of stairs), Vice-Commander, Air Combat Command, leads the visiting delegates on an outside tour of the RC-135V during the Supreme Allied Commander Atlantic (SACLANT) Seminar at Langley AFB, Virginia, attended by 100 delegates from 18 countries. 2001-06-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6604754. (Accessed June 22, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2001-06-21) Lieutenant General (LGEN) Donald Cook, (right at base of stairs), Vice-Commander, Air Combat Command, leads the visiting delegates on an outside tour of the RC-135V during the Supreme Allied Commander Atlantic (SACLANT) Seminar at Langley AFB, Virginia, attended by 100 delegates from 18 countries. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6604754
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/6604754>.
Note: These citations are programmatically generated and may be incomplete.