Abraham Lincoln and His Union officers

Chicago citation style
May, C. F. (Charles F.). Abraham Lincoln and His Union officers. no date. Retrieved from the Digital Public Library of America, http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/2404. (Accessed July 21, 2018.)
APA citation style
May, C. F. (Charles F.), (no date) Abraham Lincoln and His Union officers. Retrieved from the Digital Public Library of America, http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/2404
MLA citation style
May, C. F. (Charles F.). Retrieved from the Digital Public Library of America <http://contentdm.acpl.lib.in.us/cdm/ref/collection/p15155coll1/id/2404>.
Note: These citations are programmatically generated and may be incomplete.