@article{1413426,
      author = {Kidwell, Peggy Aldrich. and Ackerberg-Hastings, Amy. and  Roberts, David Lindsay.},
      url = {http://library.usi.edu/record/1413426},
      title = {Tools of American mathematics teaching, 1800-2000 /},
      publisher = {Johns Hopkins University Press ;},
      recid = {1413426},
      pages = {xviii, 418 pages :},
      address = {Baltimore :},
      year = {2008},
}