Letter from Mark H. McCormack to Lars Ahren

Chicago citation style
McCormack, Mark H. Letter from Mark H. McCormack to Lars Ahren. 1981-04-22. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0006-f003-i067. (Accessed December 19, 2018.)
APA citation style
McCormack, Mark H, (1981-04-22) Letter from Mark H. McCormack to Lars Ahren. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums700-b0006-f003-i067
MLA citation style
McCormack, Mark H. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums700-b0006-f003-i067>.
Note: These citations are programmatically generated and may be incomplete.