MLA

Indian Court, Federal Building, Golden Gate International Exposition, San Francisco, 1939 from an Indian Painting on Elkskin, Great Plains. [Graphic]. Federal Art Project, WPA, 0AD. https://collections.library.yale.edu/catalog/2020808.

APA, 6th edition

Indian court, Federal Building, Golden Gate International Exposition, San Francisco, 1939 from an Indian painting on elkskin, Great Plains. [graphic]. (0 C.E.). [Pictorial works, Exposition posters 1930-1940, Screen prints Color 1930-1940, World's fairs]. Federal Art Project, WPA. https://collections.library.yale.edu/catalog/2020808.