Soldiers examining a mine crater

Chicago citation style
United States. Army. Army Corps, 1st. Signal Office. Soldiers examining a mine crater. 1918-10-11. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/18. (Accessed October 16, 2019.)
APA citation style
United States. Army. Army Corps, 1st. Signal Office, (1918-10-11) Soldiers examining a mine crater. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/18
MLA citation style
United States. Army. Army Corps, 1st. Signal Office. Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/WWI/id/18>.
Note: These citations are programmatically generated and may be incomplete.