Norton, P. (2011). Introduction to computers (2nd ed. 7th.). TMH.
Dyfyniad Arddull ChicagoNorton, Peter. Introduction to Computers. 2nd ed. 7th. New Delhi: TMH, 2011.
Dyfyniad MLANorton, Peter. Introduction to Computers. 2nd ed. 7th. TMH, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.