Letter from William H. Polk to Gideon Pillow

Chicago citation style
Letter from William H. Polk to Gideon Pillow. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/1092. (Accessed October 18, 2018.)
APA citation style
Letter from William H. Polk to Gideon Pillow. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/1092
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll18/id/1092>.
Note: These citations are programmatically generated and may be incomplete.