Harvard–Yenching Classification

“First Chinese-American Exchange of Publications”. Harvard Journal of Asiatic Studies (Harvard-Yenching Institute) 25: 19-30. doi:10.2307/2718337. JSTOR 2718337

the Yenching: seventy-fifth anniversary of the Harvard-Yenching Library: exhibition catalogue. Cambridge, Mass.: Harvard-Yenching Library, Harvard University;