@article{1363137,
      recid = {1363137},
      author = {Hord, Shirley M., and Sommers, William A., and Hargreaves,  Andy,},
      title = {Leading professional learning communities : voices from  research and practice /},
      pages = {1 online resource (xx, 163 pages) :},
      url = {http://library.usi.edu/record/1363137},
}