@article{73525,
      author = {Olson, David R.},
      url = {http://library.usi.edu/record/73525},
      title = {Media and symbols : the forms of expression,  communication, and education /},
      publisher = {National Society for the Study of Education : distributed  by the University of Chicago Press,},
      recid = {73525},
      pages = {xvii, 508, viii p. :},
      address = {Chicago :},
      year = {1974},
}