Gaya APA
O\'Brien, James A.. (2007).
Introduction to information systems (ed. 13).
New York:
McGraaw Hill.
Gaya Chicago
O\'Brien, James A..
Introduction to information systems.
ed. 13
New York:
McGraaw Hill,
2007.
Textbook.
Gaya MLA
O\'Brien, James A..
Introduction to information systems.
ed. 13
New York:
McGraaw Hill,
2007.
Textbook.
Gaya Turabian
O\'Brien, James A..
Introduction to information systems.
ed. 13
New York:
McGraaw Hill,
2007.
Textbook.