@article{281580,
      author = {Berinsky, Adam J.,},
      url = {http://library.usi.edu/record/281580},
      title = {Silent voices : public opinion and political participation  in America /},
      publisher = {Princeton University Press,},
      recid = {281580},
      pages = {xiv, 200 p. :},
      address = {Princeton, N.J. :},
      year = {2004},
}