Norton, P. (2004). Introduction to computers (5th ed.). Tata McGraw Hill.
Dyfyniad Arddull ChicagoNorton, Peter. Introduction to Computers. 5th ed. New Delhi: Tata McGraw Hill, 2004.
Dyfyniad MLANorton, Peter. Introduction to Computers. 5th ed. Tata McGraw Hill, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.