Allen, Don Cameron, author
John Hopkins Press , 1960
Buku Teks
Grierson, Herbert John Clifford, Sir, 1866-1960, author
Chatto and Windus, 1950
Buku Teks
Kenko, Yoshida, author
Charles E. Tuttle, 1987
Buku Teks
Mason, H.A.
Routledge and Kegan Paul, 1959
Buku Teks
Prentice-Hall, 1968
Buku Teks