@article{702037,
      author = {Gallagher, Gary W. and Shelden, Rachel A.,},
      url = {http://library.usi.edu/record/702037},
      title = {A political nation new directions in  mid-nineteenth-century American political history /  [electronic resource] :},
      publisher = {University of Virginia Press,},
      recid = {702037},
      pages = {viii, 253 p.},
      address = {Charlottesville :},
      year = {2012},
}