National Park Service Director Fran Mainella, far left, and Secretary Gale Norton, far right, on visit to the Chesapeake and Ohio Canal National Historical Park, Maryland, for tours, promotion of National Public Lands Day and Take Pride in America projects, and announcement of fee-free day at public lands

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 Service Director Fran Mainella, far left, and Secretary Gale Norton, far right, on visit to the Chesapeake and Ohio Canal National Historical Park, Maryland, for tours, promotion of National Public Lands Day and Take Pride in America projects, and announcement of fee-free day at public lands. 2004-09-17. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5623119. (Accessed October 18, 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, (2004-09-17) National Park Service Director Fran Mainella, far left, and Secretary Gale Norton, far right, on visit to the Chesapeake and Ohio Canal National Historical Park, Maryland, for tours, promotion of National Public Lands Day and Take Pride in America projects, and announcement of fee-free day at public lands. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5623119
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/5623119>.
Note: These citations are programmatically generated and may be incomplete.