Penggayaan APA
Ball, Donald A. (2010).
International business : .
Boston:
McGraw Hill.
Chicago Style
Ball, Donald A.
International business :.
Boston:
McGraw Hill,
2010.
Buku.
MLA Style
Ball, Donald A.
International business :.
Boston:
McGraw Hill,
2010.
Buku.
Turabian Style
Ball, Donald A.
International business :.
Boston:
McGraw Hill,
2010.
Buku.