American Library Association - O through R - An interior of the Library Building. In the center background may be seen a bulletin board with a war map mounted therin which is being studied by a lieutenant seated in front of it. The battle line is shown each day by lines of colored tacks. Camp Doniphan

Chicago citation style
War Department. 1789-9/18/1947. American Library Association - O through R - An interior of the Library Building. In the center background may be seen a bulletin board with a war map mounted therin which is being studied by a lieutenant seated in front of it. The battle line is shown each day by lines of colored tacks. Camp Doniphan. 1917-01-01/1918-12-31. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/20800832. (Accessed October 15, 2018.)
APA citation style
War Department. 1789-9/18/1947, (1917-01-01/1918-12-31) American Library Association - O through R - An interior of the Library Building. In the center background may be seen a bulletin board with a war map mounted therin which is being studied by a lieutenant seated in front of it. The battle line is shown each day by lines of colored tacks. Camp Doniphan. Retrieved from the Digital Public Library of America, http://catalog.archives.gov/id/20800832
MLA citation style
War Department. 1789-9/18/1947. Retrieved from the Digital Public Library of America <http://catalog.archives.gov/id/20800832>.
Note: These citations are programmatically generated and may be incomplete.