Cita APA (7th ed.)

O'Brien, J. A. (1988). Information systems in business management: With software and BASIC tutorials (5th ed.). Irwin.

Cita Chicago (17th ed.)

O'Brien, James A. Information Systems in Business Management: With Software and BASIC Tutorials. 5th ed. Homewood, Ill: Irwin, 1988.

Cita MLA (9th ed.)

O'Brien, James A. Information Systems in Business Management: With Software and BASIC Tutorials. 5th ed. Irwin, 1988.