Letter from Mark H. McCormack to D. Morris

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to D. Morris. 1973-03-09. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0003-f007-i017. (Accessed December 18, 2018.)
APA citation style
McCormack, Mark H, (1973-03-09) Letter from Mark H. McCormack to D. Morris. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0003-f007-i017
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0003-f007-i017>.
Note: These citations are programmatically generated and may be incomplete.