Fortress artillery, Sichuan, China, ca.1911-1912
MLA
Fortress Artillery, Sichuan, China, Ca.1911-1912. 0AD. https://collections.library.yale.edu/catalog/16714490.
APA, 6th edition
Fortress artillery, Sichuan, China, ca.1911-1912. (0 C.E.). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/16714490.