Leyendecker, Hilary M., author
Harper & Brothers, 1955
Buku Teks
Chambers, Donald E., author
Pearson, 2013
Buku Teks
Currie, Elliott, author
Little, Brown, 1984
Buku Teks
Rourke, Francis E., author
Little, Brown, 1979
Buku Teks
Cranston, Ross, author
Oxford University Press, 1987
Buku Teks