Letter from Mark H. McCormack to David R. Foster

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to David R. Foster. 1979-08-28. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0005-f020-i069. (Accessed December 10, 2018.)
APA citation style
McCormack, Mark H, (1979-08-28) Letter from Mark H. McCormack to David R. Foster. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0005-f020-i069
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0005-f020-i069>.
Note: These citations are programmatically generated and may be incomplete.