Letter from W. E. B. Du Bois to Seven Seas Publishers

Chicago citation style
Du Bois, W. E. B. (William Edward Burghardt), 1868-1963, Seven Seas Publishers, Heym, Gertrude. Letter from W. E. B. Du Bois to Seven Seas Publishers. 1960-01-13. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums312-b152-i148. (Accessed November 21, 2019.)
APA citation style
Du Bois, W. E. B. (William Edward Burghardt), 1868-1963, Seven Seas Publishers, Heym, Gertrude, (1960-01-13) Letter from W. E. B. Du Bois to Seven Seas Publishers. Retrieved from the Digital Public Library of America, http://credo.library.umass.edu/view/full/mums312-b152-i148
MLA citation style
Du Bois, W. E. B. (William Edward Burghardt), 1868-1963, Seven Seas Publishers, Heym, Gertrude. Retrieved from the Digital Public Library of America <http://credo.library.umass.edu/view/full/mums312-b152-i148>.
Note: These citations are programmatically generated and may be incomplete.