Parkinson, Cyril Northcote, 1909-1993
John Murray, 1962
Buku Teks
Shi, Nai`an
Foreign Languages Press; Indiana University Press, 1991
Buku Teks
Collier, John Greenwood
Cambridge University Press, 1987
Buku Teks
Hay, Peter
West Publishing, 1994
Buku Teks
Montesquieu, Charles de Secondat,1689-1755
Hafner Press, 1949
Buku Teks