681. [Hopi irrigation workers]
MLA
681. [Hopi Irrigation Workers]. 0AD. https://collections.library.yale.edu/catalog/2010165.
APA, 6th edition
681. [Hopi irrigation workers]. (0 C.E.). [Gelatin silver prints, Photographic prints, Photographs]. https://collections.library.yale.edu/catalog/2010165.