@article{185296,
      author = {Ambrose, Stephen E.},
      url = {http://library.usi.edu/record/185296},
      title = {Undaunted courage : Meriwether Lewis, Thomas Jefferson,  and the opening of the American West /},
      publisher = {Simon & Schuster,},
      recid = {185296},
      pages = {511 p. :},
      address = {New York :},
      year = {1996},
}