@article{320642,
      author = {Bales, Kevin.},
      url = {http://library.usi.edu/record/320642},
      title = {Ending slavery : how we free today's slaves /},
      publisher = {University of California Press,},
      recid = {320642},
      pages = {261 p. :},
      address = {Berkeley :},
      year = {2007},
}