National Park System Advisory Board Scholars Forum on the role of the National Park Service as civic educator, at Independence National Historical Park, Philadelphia, with American historians and social scientists, Secretary Gale Norton and Department of Interior staff, political dignitaries in attendance

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-. National Park System Advisory Board Scholars Forum on the role of the National Park Service as civic educator, at Independence National Historical Park, Philadelphia, with American historians and social scientists, Secretary Gale Norton and Department of Interior staff, political dignitaries in attendance. 2006-01-13. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5628460. (Accessed June 21, 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-, (2006-01-13) National Park System Advisory Board Scholars Forum on the role of the National Park Service as civic educator, at Independence National Historical Park, Philadelphia, with American historians and social scientists, Secretary Gale Norton and Department of Interior staff, political dignitaries in attendance. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5628460
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/5628460>.
Note: These citations are programmatically generated and may be incomplete.