Treatment of periodontal disease, Chengdu, Sichuan, China, ca. 1946
MLA
Treatment of Periodontal Disease, Chengdu, Sichuan, China, Ca. 1946. 1940. https://collections.library.yale.edu/catalog/11426953.
APA, 6th edition
Treatment of periodontal disease, Chengdu, Sichuan, China, ca. 1946. (1940). [General views (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11426953.