Misc. photos, Nanking - Welcoming Dr. Wu back on campus (Group singing a welcome song)
MLA
Misc. Photos, Nanking - Welcoming Dr. Wu Back on Campus (Group Singing a Welcome Song). 1936. https://collections.library.yale.edu/catalog/12375773.
APA, 6th edition
Misc. photos, Nanking - Welcoming Dr. Wu back on campus (Group singing a welcome song). (1936). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/12375773.