Barnes, Ralph M.
Motion and time study / Ralph M. Barnes. - 4th ed. - New York : John Wiley, 1958. - xii, 665 p. : ills. ; 22 cm.
Includes Index.
Bibliography: p. 641-653.
315 315
Motion study.
658.54 / B263m
Motion and time study / Ralph M. Barnes. - 4th ed. - New York : John Wiley, 1958. - xii, 665 p. : ills. ; 22 cm.
Includes Index.
Bibliography: p. 641-653.
315 315
Motion study.
658.54 / B263m