Sevilla, Charles M.
W.W. Norton & Company, 1992
Buku Teks
Churchill, Winston, Sir, 1874-1965, author
Dodd, Mead, 1958
Buku Teks
Lovejoy, Arthur O.
Harper Torchbooks, 1960
Buku Teks
Law, Stephen, author
Quersus, 2013
Buku Teks
Mints, Lloyd W., author
University of Chicago Press, 1956
Buku Teks