Portrait: US Navy (USN) Rear Admiral (RDML) (lower half) Ryan D. Thomas (covered)

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Portrait: US Navy (USN) Rear Admiral (RDML) (lower half) Ryan D. Thomas (covered). 1990-05-24. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6452018. (Accessed July 20, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (1990-05-24) Portrait: US Navy (USN) Rear Admiral (RDML) (lower half) Ryan D. Thomas (covered). Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6452018
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/6452018>.
Note: These citations are programmatically generated and may be incomplete.