Letter from Pvt. Joseph W. Knox to his mother

Chicago citation style
Letter from Pvt. Joseph W. Knox to his mother. 1919 January 1. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/1476. (Accessed October 14, 2019.)
APA citation style
(1919 January 1) Letter from Pvt. Joseph W. Knox to his mother. Retrieved from the Digital Public Library of America, http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/1476
MLA citation style
Retrieved from the Digital Public Library of America <http://cdm15138.contentdm.oclc.org/cdm/ref/collection/p15138coll29/id/1476>.
Note: These citations are programmatically generated and may be incomplete.