@article{293177,
      author = {Hayler, Rowland. and Nichols, Michael.},
      url = {http://library.usi.edu/record/293177},
      title = {What is six sigma process management? /},
      publisher = {McGraw-Hill,},
      recid = {293177},
      pages = {xv, 110 p., :},
      address = {New York ;},
      year = {2005},
}