Motion and time study: design and measurement of work
BARNES, Ralph M.
Motion and time study: design and measurement of work - 6th ed. - N.Y. 1968 - 799p
TIME STUDY
MOTION STUDY TIME STUDY
658.542 B25M
Motion and time study: design and measurement of work - 6th ed. - N.Y. 1968 - 799p
TIME STUDY
MOTION STUDY TIME STUDY
658.542 B25M