Bower, P. A.
Faber and Faber Limited , 1948
Buku Teks
Federal Ministry of Information., 1962
Buku Teks
Hamilton, Alexander, author
Columbia University Press , 1934
Buku Teks
Shifu Wang, author
Hunan People Publishing House, 2009
Buku Teks
Bower, Marvin
Massachutts Harvard University Press , 1949
Buku Teks