Chemistry class, West China Union University, Chengdu, China, ca.1900-1920
MLA
Chemistry Class, West China Union University, Chengdu, China, Ca.1900-1920 . 0AD. https://collections.library.yale.edu/catalog/16714229.
APA, 6th edition
Chemistry class, West China Union University, Chengdu, China, ca.1900-1920 . (0 C.E.). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/16714229.