Letter from Mark H. McCormack to Ray Cave

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Ray Cave. 1972-04-12. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0002-f037-i071. (Accessed December 18, 2018.)
APA citation style
McCormack, Mark H, (1972-04-12) Letter from Mark H. McCormack to Ray Cave. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0002-f037-i071
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0002-f037-i071>.
Note: These citations are programmatically generated and may be incomplete.