Ceremonies - Flag Day, 1918 - New York School Children swearing allegiance to the flag

Chicago citation style
War Department. 1789-9/18/1947. Ceremonies - Flag Day, 1918 - New York School Children swearing allegiance to the flag. 1917-01-01/1918-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/20809288. (Accessed August 15, 2018.)
APA citation style
War Department. 1789-9/18/1947, (1917-01-01/1918-12-31) Ceremonies - Flag Day, 1918 - New York School Children swearing allegiance to the flag. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/20809288
MLA citation style
War Department. 1789-9/18/1947. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/20809288>.
Note: These citations are programmatically generated and may be incomplete.