National Park Foundation event at the Phipps Mansion in Denver, Colorado, honoring Junior Ranger Program, with appearances by First Lady Laura Bush, left, and Secretary Gale Norton

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 Foundation event at the Phipps Mansion in Denver, Colorado, honoring Junior Ranger Program, with appearances by First Lady Laura Bush, left, and Secretary Gale Norton. 2005-10-20. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5627774. (Accessed June 20, 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-, (2005-10-20) National Park Foundation event at the Phipps Mansion in Denver, Colorado, honoring Junior Ranger Program, with appearances by First Lady Laura Bush, left, and Secretary Gale Norton. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/5627774
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/5627774>.
Note: These citations are programmatically generated and may be incomplete.