9[美]Alexis de Tocqueville, Democracy in American, ed. J. P.Maier, trans, George Lawrence (Garden City, N.Y. : Anchor Books, 1969) .
10[美]Benjamin R. Barber, Strong Democracy: Participatory Politics for a New Age (Berkeley, Cali. : University of California Press, 1984), "Preface to the Forth Printing".
