Oborne, D. J. (1982). Ergonomics at work. Wiley Eastern.
Dyfyniad Arddull ChicagoOborne, David J. Ergonomics at Work. Chichester: Wiley Eastern, 1982.
Dyfyniad MLAOborne, David J. Ergonomics at Work. Wiley Eastern, 1982.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.