Blake, David Haven, author
Prentice-Hall, 1983
Buku Teks
Haddix, Magaret Peterson, author
SSBFYR, 2015
Buku Teks
Maki, John M.
Frederick A. Praeger, 1962
Buku Teks
Maki, John M.
Thames and Hudson, 1962
Buku Teks
Boyle, John Hunter
Stanford University Press, 1972
Buku Teks