Former U.S. Secretary of Defense, William S. Cohen (at lectern), the twentieth Secretary of Defense, speaks during a ceremony to unveil his official portrait, at the Pentagon on March 21, 2003. OSD Package No. A07D-00528 (DOD PHOTO by Helene C. Stikkel) (Released)

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-. Former U.S. Secretary of Defense, William S. Cohen (at lectern), the twentieth Secretary of Defense, speaks during a ceremony to unveil his official portrait, at the Pentagon on March 21, 2003. OSD Package No. A07D-00528 (DOD PHOTO by Helene C. Stikkel) (Released). 2003-03-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6681093. (Accessed June 19, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994-, (2003-03-21) Former U.S. Secretary of Defense, William S. Cohen (at lectern), the twentieth Secretary of Defense, speaks during a ceremony to unveil his official portrait, at the Pentagon on March 21, 2003. OSD Package No. A07D-00528 (DOD PHOTO by Helene C. Stikkel) (Released). Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6681093
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/6681093>.
Note: These citations are programmatically generated and may be incomplete.