O'BRIEN, J. A. (1996). Management Informations Systems Managing Information Technology In The Networked Enterprise James A. O'brien. Irwin.
Chicago-viite (17. p.)O'BRIEN, James A. Management Informations Systems Managing Information Technology In The Networked Enterprise James A. O'brien. Irwin, 1996.
MLA-viite (8. p.)O'BRIEN, James A. Management Informations Systems Managing Information Technology In The Networked Enterprise James A. O'brien. Irwin, 1996.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.