Huxley, Aldous, editor
New York, Harper & Brothers, 1956
Buku Teks
Huxley, Aldous, editor
J.M. Dent, 1942
Buku Teks
Locke, John, author
J.M. Dent & Sons, 1959
Buku Teks
Arnold, Matthew
Oxford University Press, 1925
Buku Teks
Cooley, Thomas
Norton & Company, 1979
Buku Teks