7Althaus, S. (2001). Who' s voted in when the people turn out? Information effects in congressional elections. In R. P. Hart & D. R. Shaw (eds.), Communicatioa in U.S. elections: new agendas. Lanham, MD: Rowman and Littlefield Publishers.
8Asher, H. B. (1988).Presidential elections and American politics: voters, candidates and campaigns since 1952(4th Ed). Chicago: Dorsey Press.
9Blais, A. & Boyer, M. M. (1996). Assessing the impact of televised debates: The case of the 1988 Canadian election. British Journal of Political Science, 26(2), 143-164.
10Carpini, D. M.X. & Keeter, S. (1996). What Americans know about politics and why it matters. New Haven,CT: Yale University Press.
