Letter from Arthur B. Spingarn to W. E. B. Du Bois

Chicago citation style
Spingarn, Arthur B. (Arthur Barnett), 1878-1971. Letter from Arthur B. Spingarn to W. E. B. Du Bois. 1947-09-08. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums312-b115-i424. (Accessed December 13, 2018.)
APA citation style
Spingarn, Arthur B. (Arthur Barnett), 1878-1971, (1947-09-08) Letter from Arthur B. Spingarn to W. E. B. Du Bois. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums312-b115-i424
MLA citation style
Spingarn, Arthur B. (Arthur Barnett), 1878-1971. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums312-b115-i424>.
Note: These citations are programmatically generated and may be incomplete.