@article{285189,
      recid = {285189},
      author = {Barnes, Ralph M.},
      title = {Motion and time study : design and measurement of work /},
      publisher = {Wiley,},
      address = {New York :},
      pages = {xi, 689 p. :},
      year = {1980},
      note = {Includes index.},
      url = {http://library.usi.edu/record/285189},
}