Chengdu city wall, Sichuan, China, ca.1900-1920
MLA
Chengdu City Wall, Sichuan, China, Ca.1900-1920. 0AD. https://collections.library.yale.edu/catalog/16714298.
APA, 6th edition
Chengdu city wall, Sichuan, China, ca.1900-1920. (0 C.E.). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/16714298.