Anthony, Michael
Houghton Mifflin, 1967
Buku Teks
Michael, Watkins, author
Doseochulpansoso, 2004
Buku Teks
Pitman, 1986
Buku Teks
Clerk, J. F. (John Frederic)
Sweet and Maxwell, 2010
Buku Referensi
Huxley, Anthony
Four Walls Eight Windows, 1984
Buku Teks