Harrell, T. W., & McCormic, E. (1958). Industrial psychology. Oxford & IBH.
Dyfyniad Arddull ChicagoHarrell, Thomas Willard, and Ernest McCormic. Industrial Psychology. New Delhi: Oxford & IBH, 1958.
Dyfyniad MLAHarrell, Thomas Willard, and Ernest McCormic. Industrial Psychology. Oxford & IBH, 1958.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.