Cite

[Photograph of soldiers and children eating watermelon]

MLA

[Photograph of Soldiers and Children Eating Watermelon]. 0AD. https://collections.library.yale.edu/catalog/2017412.

APA, 6th edition

[Photograph of soldiers and children eating watermelon]. (0 C.E.). [Photographic postcards, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2017412.