Kennedy, John F. (John Fitzgerald), 1917-1963, author
Harper & Row, 1955
Buku Teks
Shannon, William V., author
Macmillan, 1967
Buku Teks
Remnick, David, author
Vintage Books, 2011
Buku Teks
Tillich, Paul
Nisbet, 1952
Buku Teks
Kunstler, William M.
William-Morrow and company, 1962
Buku Teks