Institution, 8. B. S. Time measurement instruments: Symbolization of control positions.
Cita Chicago (17th ed.)Institution, 8096 British Standards. Time Measurement Instruments: Symbolization of Control Positions.
Cita MLA (9th ed.)Institution, 8096 British Standards. Time Measurement Instruments: Symbolization of Control Positions.
Atenció: Aquestes cites poden no estar 100% correctes.