Cheyenne, Wyoming Mayor Jack Spiker, Wyoming Governor Dave Freudenthal, Wyoming Congresswoman Barbara Cubin, and Secretary Gale Norton, left to right, on hand for tours and ceremonies marking the designation of the Union Pacific Railroad Depot as a National Historic Landmark

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-. Cheyenne, Wyoming Mayor Jack Spiker, Wyoming Governor Dave Freudenthal, Wyoming Congresswoman Barbara Cubin, and Secretary Gale Norton, left to right, on hand for tours and ceremonies marking the designation of the Union Pacific Railroad Depot as a National Historic Landmark. 2006-03-03. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5630212. (Accessed June 23, 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-, (2006-03-03) Cheyenne, Wyoming Mayor Jack Spiker, Wyoming Governor Dave Freudenthal, Wyoming Congresswoman Barbara Cubin, and Secretary Gale Norton, left to right, on hand for tours and ceremonies marking the designation of the Union Pacific Railroad Depot as a National Historic Landmark. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5630212
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/5630212>.
Note: These citations are programmatically generated and may be incomplete.