Situation Map for 2400 Hrs 21 July 1944

Chicago citation style
Supreme Headquarters Allied Expeditionary Force. Twelfth Army Group. 7/14/1944-8/1/1945. Situation Map for 2400 Hrs 21 July 1944. 1944-07-21. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/18509546. (Accessed September 18, 2018.)
APA citation style
Supreme Headquarters Allied Expeditionary Force. Twelfth Army Group. 7/14/1944-8/1/1945, (1944-07-21) Situation Map for 2400 Hrs 21 July 1944. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/18509546
MLA citation style
Supreme Headquarters Allied Expeditionary Force. Twelfth Army Group. 7/14/1944-8/1/1945. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/18509546>.
Note: These citations are programmatically generated and may be incomplete.