Peking Union Medical College Hospital. Thirteenth Annual Report, 1920-1921
MLA
Xie he yi yuan (Beijing, China). Peking Union Medical College Hospital. Thirteenth Annual Report, 1920-1921. 1921. https://collections.library.yale.edu/catalog/16932503.
APA, 6th edition
Xie he yi yuan (Beijing, China). (1921)[Peking Union Medical College Hospital. Thirteenth Annual Report, 1920-1921]. https://collections.library.yale.edu/catalog/16932503.