@article{347160,
      author = {Posamentier, Alfred S.},
      url = {http://library.usi.edu/record/347160},
      title = {The Pythagorean theorem : the story of its power and  beauty /},
      publisher = {Prometheus Books,},
      recid = {347160},
      pages = {320 p. :},
      address = {Amherst, N.Y. :},
      year = {2010},
}