Barnes, Ralph Mosser, 1900- Motion and time study. - 4th ed. - New York, Wiley [1958] - 665 p. illus. 24 cm. Includes bibliography. LCCN: 57013437 Subjects--Topical Terms: Motion study.Time study. LC Class. No.: T58 / .B245 1958 Dewey Class. No.: 658.5421 / BAM 1958