Cite

Very sincerely, W.E.B. DuBois

MLA

Very Sincerely, W.E.B. DuBois. 0AD. https://collections.library.yale.edu/catalog/2018353.

APA, 6th edition

Very sincerely, W.E.B. DuBois. (0 C.E.). [Frontispieces (Illustrations), Halftones, Photomechanical prints]. https://collections.library.yale.edu/catalog/2018353.