Cite

Baseball game: US soldiers vs. Chinese students, Chengdu, Sichuan, China, ca. 1940

MLA

Baseball Game: US Soldiers vs. Chinese Students, Chengdu, Sichuan, China, Ca. 1940. 1930. https://collections.library.yale.edu/catalog/11426932.

APA, 6th edition

Baseball game: US soldiers vs. Chinese students, Chengdu, Sichuan, China, ca. 1940. (1930). [General views (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11426932.