Portrait of Edward M.M. Warburg. [192]
MLA
Portrait of Edward M.M. Warburg. [192]. 1918. https://collections.library.yale.edu/catalog/2008556.
APA, 6th edition
Portrait of Edward M.M. Warburg. [192]. (1918). [Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2008556.