Beaumont, L. R., Hoggatt, J., Robinson, J. W., & Shank, J. A. (1999). Applied computer keyboarding: Jerry W. Robinson, Jack P. Hoggatt, Jon A. Shank, Lee R. Beaumont (4th ed.). Cicinnati, Ohio: South-Western Educational Publishing.
Dyfyniad Arddull ChicagoBeaumont, Lee R., Jack Hoggatt, Jerry W. Robinson, và Jon A. Shank. Applied Computer Keyboarding: Jerry W. Robinson, Jack P. Hoggatt, Jon A. Shank, Lee R. Beaumont. 4th ed. Cicinnati, Ohio: South-Western Educational Publishing, 1999.
Dyfyniad MLABeaumont, Lee R., Jack Hoggatt, Jerry W. Robinson, và Jon A. Shank. Applied Computer Keyboarding: Jerry W. Robinson, Jack P. Hoggatt, Jon A. Shank, Lee R. Beaumont. 4th ed. Cicinnati, Ohio: South-Western Educational Publishing, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.