@article{274889,
      author = {Foray, Dominique.},
      url = {http://library.usi.edu/record/274889},
      title = {Economics of knowledge /},
      publisher = {MIT Press,},
      recid = {274889},
      pages = {xii, 275 p. :},
      address = {Cambridge, Mass. :},
      year = {2004},
}