Gaya APA
O'BRIEN, JAMES A.. (1999).
MANAGEMENT INFORMATIONS SYSTEMS .
NEW YORK:
MCGRAW HILL.
Gaya Chicago
O'BRIEN, JAMES A..
MANAGEMENT INFORMATIONS SYSTEMS.
NEW YORK:
MCGRAW HILL,
1999.
Text.
Gaya MLA
O'BRIEN, JAMES A..
MANAGEMENT INFORMATIONS SYSTEMS.
NEW YORK:
MCGRAW HILL,
1999.
Text.
Gaya Turabian
O'BRIEN, JAMES A..
MANAGEMENT INFORMATIONS SYSTEMS.
NEW YORK:
MCGRAW HILL,
1999.
Print.