Παραπομπή APA

O'Brien, J. A. (1996). Management information systems: A managerial end user perspective. Galgotia.

Παραπομπή Chicago Style

O'Brien, James A. Management Information Systems: A Managerial End User Perspective. New Delhi: Galgotia, 1996.

Παραπομπή MLA

O'Brien, James A. Management Information Systems: A Managerial End User Perspective. Galgotia, 1996.