Photograph of President Truman in the Oval Office, accepting as a gift from the people of the Philippines a rock from Corregidor, presented by a delegation including the Ambassador from the Philippines to the United States, Joaquin Elizalde (in dark suit to the right of the gift) and World War II veterans from the Philippines and the U.S. who were wounded at Bataan and Corregidor.

Chicago citation style
National Archives and Records Administration. Office of Presidential Libraries. Harry S. Truman Library. 4/1/1985. Photograph of President Truman in the Oval Office, accepting as a gift from the people of the Philippines a rock from Corregidor, presented by a delegation including the Ambassador from the Philippines to the United States, Joaquin Elizalde (in dark suit to the right of the gift) and World War II veterans from the Philippines and the U.S. who were wounded at Bataan and Corregidor.. 1951-07-10. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/200335. (Accessed September 25, 2018.)
APA citation style
National Archives and Records Administration. Office of Presidential Libraries. Harry S. Truman Library. 4/1/1985, (1951-07-10) Photograph of President Truman in the Oval Office, accepting as a gift from the people of the Philippines a rock from Corregidor, presented by a delegation including the Ambassador from the Philippines to the United States, Joaquin Elizalde (in dark suit to the right of the gift) and World War II veterans from the Philippines and the U.S. who were wounded at Bataan and Corregidor.. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/200335
MLA citation style
National Archives and Records Administration. Office of Presidential Libraries. Harry S. Truman Library. 4/1/1985. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/200335>.
Note: These citations are programmatically generated and may be incomplete.