Norton, P. (1997). Introduction to Computers (2nd ed.). McGraw Hill.
Chicago Style (17th ed.) ZitazioaNorton, Peter. Introduction to Computers. 2nd ed. New Delhi: McGraw Hill, 1997.
MLA (9th ed.) ZitazioaNorton, Peter. Introduction to Computers. 2nd ed. McGraw Hill, 1997.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.