Cite

[Cheyenne encampment]

MLA

[Cheyenne Encampment]. William Soule, 0AD. https://collections.library.yale.edu/catalog/2010355.

APA, 6th edition

[Cheyenne encampment]. (0 C.E.). [Photographic prints, Photographs]. William Soule. https://collections.library.yale.edu/catalog/2010355.