Sawahata, Lesa, author
Rockport, 2001
Buku Teks
Poore, Jonathan
Rocport Publisher, 1994
Buku Teks
Edited by Xiaoyu Lu; organized by Jeff Li
Designerbook, [date of publication not identified]
Buku Referensi
MacDougall, Frances
Bulfinch Press, 2003
Buku Teks
Grant-Hays, Brenda, author
McGraw-hill, 2003
Buku Teks