MLA

Lawrence, et al. Hydraulic Mining --The Sluice. 0AD. https://collections.library.yale.edu/catalog/2066754.

APA, 6th edition

L., Houseworth, T. H., & C. (0 C.E.). Hydraulic mining --The sluice [Albumen prints, Photographic prints, Photographs, Stereographs]. https://collections.library.yale.edu/catalog/2066754.