@article{157864,
      author = {Baumol, William J. and Sidak, J. Gregory.},
      url = {http://library.usi.edu/record/157864},
      title = {Toward competition in local telephony /},
      publisher = {MIT Press ;},
      recid = {157864},
      pages = {xiv, 169 p. ;},
      address = {Cambridge, Mass. :},
      year = {1994},
}