Penggayaan APA
O'BRIEN, James A. (2002).
Introduction to information systems: (5th ed.).
Boston:
McGraw-Hill.
Chicago Style
O'BRIEN, James A.
Introduction to information systems:.
5th ed.
Boston:
McGraw-Hill,
2002.
Buku.
MLA Style
O'BRIEN, James A.
Introduction to information systems:.
5th ed.
Boston:
McGraw-Hill,
2002.
Buku.
Turabian Style
O'BRIEN, James A.
Introduction to information systems:.
5th ed.
Boston:
McGraw-Hill,
2002.
Buku.