Cite

Geometry class at Gamewell School, Beijing, China, 1920

MLA

Geometry Class at Gamewell School, Beijing, China, 1920. 1920. https://collections.library.yale.edu/catalog/11424136.

APA, 6th edition

Geometry class at Gamewell School, Beijing, China, 1920. (1920). [Group portraits (AAT), photographs (AAT)]. https://collections.library.yale.edu/catalog/11424136.