[Photograph of a gathering for a Sioux ceremony]
MLA
[Photograph of a Gathering for a Sioux Ceremony]. 1936. https://collections.library.yale.edu/catalog/2014765.
APA, 6th edition
[Photograph of a gathering for a Sioux ceremony]. (1936). [Photograph albums, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2014765.