Saito, Gen Takeshi, author
Shotenkenchiku-sha-Co, 1989
Buku Referensi
Casamassima, Christy
PBC International, 1998
Buku Teks
Kaplan, Michael, author
PBC International, 1997
Buku Referensi
Cohen, Edie Lee, author
Cahners, 1984
Buku Teks
Mary Kupiec Cayton, Elliott J. Gorn, Peter W. Williams, editors
Charles Scribner's Sons, 1993
Buku Referensi