Herbert Hoover and Walter Williams holding a banner at U.S. Department of Commerce luncheon, October 6, 1954

Chicago citation style
Unidentified. Herbert Hoover and Walter Williams holding a banner at U.S. Department of Commerce luncheon, October 6, 1954. 1954. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1613. (Accessed October 18, 2018.)
APA citation style
Unidentified, (1954) Herbert Hoover and Walter Williams holding a banner at U.S. Department of Commerce luncheon, October 6, 1954. Retrieved from the Digital Public Library of America, http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1613
MLA citation style
Unidentified. Retrieved from the Digital Public Library of America <http://cdm16786.contentdm.oclc.org/cdm/ref/collection/portraits/id/1613>.
Note: These citations are programmatically generated and may be incomplete.