Cita APA (7th ed.)

O'Brien, J. A. (1995). Introduction to information systems: An end user/enterprise perspective (Alternate ed.). Irwin.

Cita Chicago (17th ed.)

O'Brien, James A. Introduction to Information Systems: An End User/enterprise Perspective. Alternate ed. Chicago: Irwin, 1995.

Cita MLA (9th ed.)

O'Brien, James A. Introduction to Information Systems: An End User/enterprise Perspective. Alternate ed. Irwin, 1995.