"Copy of a translation into Chinese of the President's letter to the Emperor"
MLA
"Copy of a Translation into Chinese of the President's Letter to the Emperor". 0AD. https://collections.library.yale.edu/catalog/16808605.
APA, 6th edition
"Copy of a translation into Chinese of the President's letter to the Emperor". (0 C.E.). https://collections.library.yale.edu/catalog/16808605.