editor in chief, Sybil P. Parker
McGraw-Hill, 1997
Buku Referensi
Keane, John, author
Cambridge University Press, 2005
Buku Teks
Yamamoto Tadashi, Kim Gould Ashizawa
Japan Center for International Exchange, 2001
Buku Teks
Routledge, 2021
eBooks
McClelland, David Clarence, author
Vakils, Feffer and Simon Private, 1961
Buku Teks