MLA

White, Walter Francis, 1893-1955. The Negro's contribution to American culture : the sudden flowering of a genius-laden artistic movement. [c1928]. https://collections.library.yale.edu/catalog/30811746.

APA, 6th edition

White, Walter Francis, 1893-1955. ([c1928])[The Negro's contribution to American culture : the sudden flowering of a genius-laden artistic movement]. https://collections.library.yale.edu/catalog/30811746.