Letter from Mark H. McCormack to Arnold Palmer

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Arnold Palmer. 1971-12-06. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0002-f033-i012. (Accessed December 19, 2018.)
APA citation style
McCormack, Mark H, (1971-12-06) Letter from Mark H. McCormack to Arnold Palmer. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0002-f033-i012
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0002-f033-i012>.
Note: These citations are programmatically generated and may be incomplete.