Motion and time study
Barnes, R.M.
Motion and time study by R.M. Barnes - 4th edn. - New York 1959 - 665 p.
Motion Study
Time Study
658.542 / B 261 M
Motion and time study by R.M. Barnes - 4th edn. - New York 1959 - 665 p.
Motion Study
Time Study
658.542 / B 261 M