On the helicopter pad at the Naval Regional Medical Center, a sailor playing the role of casualty is carried on a litter out of a Helicopter Combat Support Squadron 11 (HC-11) UH-46A Sea Knight helicopter during PACEX '89 medical evacuation drill

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. On the helicopter pad at the Naval Regional Medical Center, a sailor playing the role of casualty is carried on a litter out of a Helicopter Combat Support Squadron 11 (HC-11) UH-46A Sea Knight helicopter during PACEX '89 medical evacuation drill. 1989-09-15. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6457361. (Accessed October 16, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1989-09-15) On the helicopter pad at the Naval Regional Medical Center, a sailor playing the role of casualty is carried on a litter out of a Helicopter Combat Support Squadron 11 (HC-11) UH-46A Sea Knight helicopter during PACEX '89 medical evacuation drill. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6457361
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/6457361>.
Note: These citations are programmatically generated and may be incomplete.