Frederick A Praeger, 1965
Buku Teks
Canavan, Francis
Duke University Press, 1983
Buku Teks
Ma, Ho-tien
John Wiley Hopkins, 1949
Buku Teks
Irving, Washington
Dell Publishing Co., Inc., 1965
Buku Teks
American Council of Learned Societies, 1956
Buku Teks