Barnes, R. M. (1968). Motion And Time Study: Design and Measurement of Work (6th ed.). John Wiley.
Chicago Style citaatBarnes, Ralph M. Motion And Time Study: Design and Measurement of Work. 6th ed. New York: John Wiley, 1968.
MLA citatieBarnes, Ralph M. Motion And Time Study: Design and Measurement of Work. 6th ed. John Wiley, 1968.
Let op: Deze citaties zijn niet altijd 100% accuraat.