O` Brien, J. . .. (2002). Management Information Systems: Managing information technology in the e-business enterprice (5.). Tata Mc Graw Hill Publishing Company.
Chicago Edition CitationO` Brien, James. Management Information Systems: Managing Information Technology in the E-business Enterprice. 5. New Delhi: Tata Mc Graw Hill Publishing Company, 2002.
Deismireacht MLAO` Brien, James. Management Information Systems: Managing Information Technology in the E-business Enterprice. 5. Tata Mc Graw Hill Publishing Company, 2002.
Rabhadh: D'fhéadfadh nach mbeadh na deismireachtaí seo 100% cruinn i gcónaí.