Bristol Gemini Graphic and Print , 1981
Buku Teks
Guiltinan, Joseph P.
McGraw-Hill , 1982
Buku Teks
Fairbank, John K. (John King), editor
Harvard-Yenching Institute , 1952
Buku Klasik
Appleton-Century-Crofts, 1967
Buku Teks
Tavistock Publ., 1978
Buku Teks