Dyfyniad APA

Barnes R.M. (1980). Motion & Time Study Design & Measurment of Work. John Wiley & Sons.

Dyfyniad Arddull Chicago

Barnes R.M. Motion & Time Study Design & Measurment of Work. New Yark: John Wiley & Sons, 1980.

Dyfyniad MLA

Barnes R.M. Motion & Time Study Design & Measurment of Work. John Wiley & Sons, 1980.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.