@article{427495,
      recid = {427495},
      author = {Jamieson, Kathleen Hall. and Cappella, Joseph N.},
      title = {Echo chamber : Rush Limbaugh and the conservative media  establishment /},
      publisher = {Oxford University Press,},
      address = {Oxford ;},
      pages = {xvi, 301 p. :},
      year = {2008},
      url = {http://library.usi.edu/record/427495},
}