Dyfyniad APA

NORTON, P. (1999). Peter Nortons introduction to computers. McGraw-Hill.

Dyfyniad Arddull Chicago

NORTON, Peter. Peter Nortons Introduction to Computers. McGraw-Hill, 1999.

Dyfyniad MLA

NORTON, Peter. Peter Nortons Introduction to Computers. McGraw-Hill, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.