@article{355766,
      author = {Sawyer, R. Keith},
      url = {http://library.usi.edu/record/355766},
      title = {The Cambridge handbook of the learning sciences  [electronic resource] /},
      publisher = {Cambridge University Press,},
      recid = {355766},
      pages = {xix, 627 p. :},
      address = {Cambridge ;},
      year = {2006},
}