@article{1398035,
      author = {Casas, Martha.},
      url = {http://library.usi.edu/record/1398035},
      title = {Enhancing student learning in middle school [electronic  resource] /},
      publisher = {Routledge,},
      recid = {1398035},
      pages = {1 online resource (xvi, 361 p.) :},
      address = {New York :},
      year = {2011},
}