US Air Force (USAF) Security Police (SP) from the 50th Space Wing (SW), Schriever Air Force Base (AFB), Colorado (CO), are congratulated by USAF Colonel (COL) Diann Latham (center), 50th Space Wing Competition Commander, after completing the Obstacle Course competition at Vandenberg Air Force Base (AFB) California (CA), during Exercise GUARDIAN CHALLENGE 2002. 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) Security Police (SP) from the 50th Space Wing (SW), Schriever Air Force Base (AFB), Colorado (CO), are congratulated by USAF Colonel (COL) Diann Latham (center), 50th Space Wing Competition Commander, after completing the Obstacle Course competition at Vandenberg Air Force Base (AFB) California (CA), during Exercise GUARDIAN CHALLENGE 2002. 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. 2002-05-05. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6629072. (Accessed December 16, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (2002-05-05) US Air Force (USAF) Security Police (SP) from the 50th Space Wing (SW), Schriever Air Force Base (AFB), Colorado (CO), are congratulated by USAF Colonel (COL) Diann Latham (center), 50th Space Wing Competition Commander, after completing the Obstacle Course competition at Vandenberg Air Force Base (AFB) California (CA), during Exercise GUARDIAN CHALLENGE 2002. 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/6629072
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/6629072>.
Note: These citations are programmatically generated and may be incomplete.