Arendt, Hannah, 1906-1975, author
Penguin, 1965
Buku Teks
Keegan, John, author
Pimlico, 1994
Buku Teks
Baar, James, 1929-
Harcourt, Brace & World, c1962
Buku Teks
Belli, Pierin
Oceana Publications Inc, 1964
Buku Teks
Russell, Bertrand, 1872-1970, author
Routledge, 2001
Buku Teks