Cite

Aerial view of the Yenching campus (looking northeast)

MLA

Aerial View of the Yenching Campus (Looking Northeast). 1929. https://collections.library.yale.edu/catalog/17212417.

APA, 6th edition

Aerial view of the Yenching campus (looking northeast). (1929). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/17212417.