@article{1481748,
      author = {Trumbull, Gunnar.},
      url = {http://library.usi.edu/record/1481748},
      title = {Strength in numbers: the political power of weak interests  /},
      publisher = {Harvard University Press,},
      recid = {1481748},
      pages = {256 p.},
      address = {Cambridge, Mass. :},
      year = {2012},
}