@article{35091,
      recid = {35091},
      author = {Riker, William H.},
      title = {Federalism: origin, operation, significance},
      publisher = {Little, Brown},
      address = {Boston,},
      pages = {xvii, 169 p.},
      year = {1964},
      url = {http://library.usi.edu/record/35091},
}