MLA

Yosemite Valley from Artist's Point. No. 53009. Detroit Photographic Co. or Detroit Publishing Co, 0AD. https://collections.library.yale.edu/catalog/2005680.

APA, 6th edition

Yosemite Valley from Artist's Point. no. 53009. (0 C.E.). [Photographic prints, Photographs]. Detroit Photographic Co. or Detroit Publishing Co. https://collections.library.yale.edu/catalog/2005680.