Gaya APA
Keegan, Warren J. (1989).
Global marketing management (4e).
New Jersey:
Prentice Hall.
Gaya Chicago
Keegan, Warren J.
Global marketing management.
4e
New Jersey:
Prentice Hall,
1989.
Buku.
Gaya MLA
Keegan, Warren J.
Global marketing management.
4e
New Jersey:
Prentice Hall,
1989.
Buku.
Gaya Turabian
Keegan, Warren J.
Global marketing management.
4e
New Jersey:
Prentice Hall,
1989.
Buku.