Buildings: Construction of campus - Peking University buildings under construction, 4/14/23
MLA
Buildings: Construction of Campus - Peking University Buildings under Construction, 4/14/23. 0AD. https://collections.library.yale.edu/catalog/14686312.
APA, 6th edition
Buildings: Construction of campus - Peking University buildings under construction, 4/14/23. (0 C.E.). [Photographs (AAT)]. https://collections.library.yale.edu/catalog/14686312.