Motion and time study: Design and measurement of work
Barnes, Ralph M.
Motion and time study: Design and measurement of work - 6th ed. - New York John Wiley 1968 - xi, 799p.
658.542 BAR
Motion and time study: Design and measurement of work - 6th ed. - New York John Wiley 1968 - xi, 799p.
658.542 BAR