@article{905087,
      author = {Kowalski, Theodore J.},
      url = {http://library.usi.edu/record/905087},
      title = {The school principal visionary leadership and competent  management / [electronic resource] :},
      publisher = {Routledge,},
      recid = {905087},
      pages = {xx, 251 p.},
      address = {New York, N.Y. :},
      year = {2010},
}