@article{909007,
      recid = {909007},
      author = {Cohen, S. I.},
      title = {Economic models for policy making principles and designs  revisited / [electronic resource] :},
      publisher = {Routledge,},
      address = {New York :},
      pages = {xxvii, 392 p. :},
      year = {2013},
      url = {http://library.usi.edu/record/909007},
}