Cita APA (7a ed.)

O'Brien, J. A. (1986). Study guide: Computers and information processing with software tutorial and basic. Irwin.

Cita Chicago Style (17a ed.)

O'Brien, James A. Study Guide: Computers and Information Processing with Software Tutorial and Basic. Homewood: Irwin, 1986.

Cita MLA (9a ed.)

O'Brien, James A. Study Guide: Computers and Information Processing with Software Tutorial and Basic. Irwin, 1986.