Hiroshi, Watanabe, author
I-House Press, 2012
Buku Teks
Miftahuddin, author
Desantara, 2004
Buku Teks
edited by Carl J. Friedrich
The Modern Library, 1949
Buku Teks
Williams, David J., author
Prentice - Hall , 1971
Buku Teks
Williams, Howard
St.Maitin's Press, 1996
Buku Teks