Franck, Karen A., author
Wiley-Academy, 2000
Buku Teks
Carroll, Gladys Hasty
Little, Brown & Co., 1957
Buku Teks
Hallowell, Tommy
New York: Bantam Books, 1987
Buku Teks
Silsbee, Peter
Bradbury, 1984
Buku Teks
Wittimg, Amy
Penguin Books, 1995
Buku Teks