US Air Force (USAF) personnel assigned to the 341st Space Wing (SW), Malmstrom Air Force Base (AFB), Montana, celebrate after being announced as Blanchard Trophy winners, during the Closing Ceremony for Exercise GUARDIAN CHALLENGE 2002, at Vandenberg Air Force Base (AFB) California (CA). Guardian Challenge, a four-day space and missile competition, is hosted annually at Vandenberg AFB, CA to test the wartime readiness of Air Force Space Command (AFSPC) professionals

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. US Air Force (USAF) personnel assigned to the 341st Space Wing (SW), Malmstrom Air Force Base (AFB), Montana, celebrate after being announced as Blanchard Trophy winners, during the Closing Ceremony for Exercise GUARDIAN CHALLENGE 2002, at Vandenberg Air Force Base (AFB) California (CA). Guardian Challenge, a four-day space and missile competition, is hosted annually at Vandenberg AFB, CA to test the wartime readiness of Air Force Space Command (AFSPC) professionals. 2002-05-09. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6629089. (Accessed July 22, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2002-05-09) US Air Force (USAF) personnel assigned to the 341st Space Wing (SW), Malmstrom Air Force Base (AFB), Montana, celebrate after being announced as Blanchard Trophy winners, during the Closing Ceremony for Exercise GUARDIAN CHALLENGE 2002, at Vandenberg Air Force Base (AFB) California (CA). Guardian Challenge, a four-day space and missile competition, is hosted annually at Vandenberg AFB, CA to test the wartime readiness of Air Force Space Command (AFSPC) professionals. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6629089
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/6629089>.
Note: These citations are programmatically generated and may be incomplete.