Letter, 1991-06-24, to Christopher

Chicago citation style
Letter, 1991-06-24, to Christopher. 1991-06-24. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16920. (Accessed November 17, 2018.)
APA citation style
(1991-06-24) Letter, 1991-06-24, to Christopher. Retrieved from the Digital Public Library of America, http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16920
MLA citation style
Retrieved from the Digital Public Library of America <http://digitallibrary.usc.edu/cdm/ref/collection/p15799coll69/id/16920>.
Note: These citations are programmatically generated and may be incomplete.