Letter from Mark H. McCormack to Michael P. Barber

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Michael P. Barber. 1974-01-08. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0003-f017-i036. (Accessed December 13, 2018.)
APA citation style
McCormack, Mark H, (1974-01-08) Letter from Mark H. McCormack to Michael P. Barber. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0003-f017-i036
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0003-f017-i036>.
Note: These citations are programmatically generated and may be incomplete.