Armstrong, William Simpson
MLA
Penabert, G.. "Armstrong, William Simpson." Atlanta History Center. 1850/1980, http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/3031.
APA
Penabert, G. (1850/1980). Armstrong, William Simpson. Retrieved from http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/3031
Chicago
Penabert, G.. "Armstrong, William Simpson." 1850/1980. July 25, 2025. http://album.atlantahistorycenter.com/cdm/ref/collection/athpc/id/3031.