Photograph of Dr. Martin Luther King Jr. addressing the crowd during the 1957 Prayer Pilgrimage for Freedom in Washington, D.C.

Chicago citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Photograph of Dr. Martin Luther King Jr. addressing the crowd during the 1957 Prayer Pilgrimage for Freedom in Washington, D.C.. 1963-08-28. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6641456. (Accessed October 21, 2018.)
APA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994, (1963-08-28) Photograph of Dr. Martin Luther King Jr. addressing the crowd during the 1957 Prayer Pilgrimage for Freedom in Washington, D.C.. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/6641456
MLA citation style
Department of Defense. American Forces Information Service. Defense Visual Information Center. 1994. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/6641456>.
Note: These citations are programmatically generated and may be incomplete.