Natsume, Soseki, author
Charles E. Tuttle Com., 1972
Buku Teks
Hay, John E., editor
W.W. Norton & Co., 1991
Buku Referensi
Gray, Christine D.
Clarendon Press, 1987
Buku Teks
Franklin, Marc A., author
The Foundation Press, 1979
Buku Teks
Brinkhorst, L. J., author
Kluwer Law & Taxation Publishers, 1969
Buku Teks