Cita APA

O'Leary, T. J. (2005). Commputing essentials 2005. New York: McGraw-Hill.

Chicago Style Citation

O'Leary, Timothy J. Commputing Essentials 2005. New York: McGraw-Hill, 2005.

Cita MLA

O'Leary, Timothy J. Commputing Essentials 2005. New York: McGraw-Hill, 2005.