@article{273016,
      author = {Napoli, Philip M.},
      url = {http://library.usi.edu/record/273016},
      title = {Audience economics : media institutions and the audience  marketplace /},
      publisher = {Columbia University Press,},
      recid = {273016},
      pages = {x, 235 p. :},
      address = {New York :},
      year = {2003},
}