Cita APA (7a ed.)

O'Leary, T. J., & O'Leary, L. I. (2008). Computing essentials 2008 (Introductory ed.). McGraw-Hill/Irwin.

Cita Chicago Style (17a ed.)

O'Leary, Timothy J., y Linda I. O'Leary. Computing Essentials 2008. Introductory ed. Boston: McGraw-Hill/Irwin, 2008.

Cita MLA (9a ed.)

O'Leary, Timothy J., y Linda I. O'Leary. Computing Essentials 2008. Introductory ed. McGraw-Hill/Irwin, 2008.