Abraham Lincoln and Mary Todd Lincoln

Chicago citation style
Alden, Augustus Ephraim, 1837-1914. Abraham Lincoln and Mary Todd Lincoln. no date. Retrieved from the Digital Public Library of America, http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/1834. (Accessed June 22, 2018.)
APA citation style
Alden, Augustus Ephraim, 1837-1914, (no date) Abraham Lincoln and Mary Todd Lincoln. Retrieved from the Digital Public Library of America, http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/1834
MLA citation style
Alden, Augustus Ephraim, 1837-1914. Retrieved from the Digital Public Library of America <http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/1834>.
Note: These citations are programmatically generated and may be incomplete.