Letter from Mark H. McCormack to Tom Cottrell

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Tom Cottrell. 1978-07-31. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0005-f007-i085. (Accessed December 19, 2018.)
APA citation style
McCormack, Mark H, (1978-07-31) Letter from Mark H. McCormack to Tom Cottrell. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0005-f007-i085
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0005-f007-i085>.
Note: These citations are programmatically generated and may be incomplete.