O'Leary, T. J., & O'Leary, L. I. (2004). Computing today. McGraw-Hill.
Cita Chicago (17th ed.)O'Leary, Timothy J., i Linda I. O'Leary. Computing Today. Boston: McGraw-Hill, 2004.
Cita MLA (8th ed.)O'Leary, Timothy J., i Linda I. O'Leary. Computing Today. McGraw-Hill, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.