APA (7. basım) Alıntı

O'Brien, J. A. (1991). Introduction to information systems in business management (6th ed.). Irwin.

Chicago Style (17. basım) Atıf

O'Brien, James A. Introduction to Information Systems in Business Management. 6th ed. Homewood, Ill: Irwin, 1991.

MLA (9th ed.) Atıf

O'Brien, James A. Introduction to Information Systems in Business Management. 6th ed. Irwin, 1991.