Gaya APA
Keegan, W, J., Green, M, C.
(2000).
Global Marketing
(
ed. 2)
.
New jersey:
Prentice-Hall.
Gaya MLA
Keegan, Warren, J.., Green, Mark, C..
"Global Marketing".
ed. 2
New jersey:
Prentice-Hall,
2000.
Buku Perpustakaan.