Letter from Mark H. McCormack to Walter A. Haas

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Walter A. Haas. 1976-09-15. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0004-f014-i062. (Accessed December 10, 2018.)
APA citation style
McCormack, Mark H, (1976-09-15) Letter from Mark H. McCormack to Walter A. Haas. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0004-f014-i062
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0004-f014-i062>.
Note: These citations are programmatically generated and may be incomplete.