Army of the Potomac
MLA
E. & H. T. Anthony & Co. (New York, N.Y.). "Army of the Potomac." Atlanta History Center. 1865, http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/2000.
APA
E. & H. T. Anthony & Co. (New York, N.Y.) (1865). Army of the Potomac. Retrieved from http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/2000
Chicago
E. & H. T. Anthony & Co. (New York, N.Y.). "Army of the Potomac." 1865. July 2, 2025. http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/2000.