Cite

[Photograph of Barbara Guest, her husband, and son]

MLA

Percival, Willa. [Photograph of Barbara Guest, Her Husband, and Son]. 0AD. https://collections.library.yale.edu/catalog/2029136.

APA, 6th edition

Percival, W. (0 C.E.). [Photograph of Barbara Guest, her husband, and son] [Group portraits, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2029136.