Region embraced in the operations of the armies against Richmond and Petersburg

Chicago citation style
United States, Army., Corps of Engineers. Region embraced in the operations of the armies against Richmond and Petersburg. 1865. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/cj82m2780. (Accessed June 24, 2018.)
APA citation style
United States, Army., Corps of Engineers, (1865) Region embraced in the operations of the armies against Richmond and Petersburg. Retrieved from the Digital Public Library of America, http://ark.digitalcommonwealth.org/ark:/50959/cj82m2780
MLA citation style
United States, Army., Corps of Engineers. Retrieved from the Digital Public Library of America <http://ark.digitalcommonwealth.org/ark:/50959/cj82m2780>.
Note: These citations are programmatically generated and may be incomplete.