Midshipmen wearing flight helmets and oxygen masks prepare to undergo high-altitude flight testing in a hyperbaric chamber at the Aviation Physiology Training Unit. The midshipmen are participating in a one-week aviation training program for students enrolled in the Naval Reserve Officers Training Corps (NROTC)

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Midshipmen wearing flight helmets and oxygen masks prepare to undergo high-altitude flight testing in a hyperbaric chamber at the Aviation Physiology Training Unit. The midshipmen are participating in a one-week aviation training program for students enrolled in the Naval Reserve Officers Training Corps (NROTC). 1980-08-18. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6380411. (Accessed October 22, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1980-08-18) Midshipmen wearing flight helmets and oxygen masks prepare to undergo high-altitude flight testing in a hyperbaric chamber at the Aviation Physiology Training Unit. The midshipmen are participating in a one-week aviation training program for students enrolled in the Naval Reserve Officers Training Corps (NROTC). Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6380411
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/6380411>.
Note: These citations are programmatically generated and may be incomplete.