Secretary Gale Norton in front of marker for former Fish and Wildlife Service staff member Richard Guadagno, at the temporary memorial, near Shanksville, Pennsylvania, honoring the passengers and crew of Flight 93, hijacked on September 11, 2001. Norton visited the site to swear in the Flight 93 National Memorial Federal Advisory Commission. Photo was used in Interior video on Norton era

Chicago citation style
Department of the Interior. National Business Center. Administrative Operations Directorate. Division of Employee and Public Services. Creative Communications Branch. Photographic Services. 2000. Secretary Gale Norton in front of marker for former Fish and Wildlife Service staff member Richard Guadagno, at the temporary memorial, near Shanksville, Pennsylvania, honoring the passengers and crew of Flight 93, hijacked on September 11, 2001. Norton visited the site to swear in the Flight 93 National Memorial Federal Advisory Commission. Photo was used in Interior video on Norton era. 2003-09-11. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5616230. (Accessed December 10, 2018.)
APA citation style
Department of the Interior. National Business Center. Administrative Operations Directorate. Division of Employee and Public Services. Creative Communications Branch. Photographic Services. 2000, (2003-09-11) Secretary Gale Norton in front of marker for former Fish and Wildlife Service staff member Richard Guadagno, at the temporary memorial, near Shanksville, Pennsylvania, honoring the passengers and crew of Flight 93, hijacked on September 11, 2001. Norton visited the site to swear in the Flight 93 National Memorial Federal Advisory Commission. Photo was used in Interior video on Norton era. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5616230
MLA citation style
Department of the Interior. National Business Center. Administrative Operations Directorate. Division of Employee and Public Services. Creative Communications Branch. Photographic Services. 2000. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/5616230>.
Note: These citations are programmatically generated and may be incomplete.