Hoyt, Robert S., author
Harcourt, Brace & World, 1957
Buku Teks
Myers, Alec Reginald, author
Penguin Books, 1952
Buku Teks
Tanaka, Akihiko, author
International House of Japan, 2002
Buku Teks
editor, William Chester Jordan
Charles Scribner's Sons, 1996
Buku Referensi
Newhauser, Richard
Ashgate/Variorum, 2007
Buku Teks