Não informado. (2000). Time and motion study. Institute of Industrial Technicians.
Chicago (17e ed.) BronvermeldingNão informado. Time and Motion Study. Liverpool, Inglaterra: Institute of Industrial Technicians, 2000.
MLA (8e ed.) BronvermeldingNão informado. Time and Motion Study. Institute of Industrial Technicians, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.