Gaya APA
Robertson, Christopher J.. (2007).
International business / Christopher J. Robertson .
New York:
McGraw-Hill.
Gaya Chicago
Robertson, Christopher J..
International business / Christopher J. Robertson.
New York:
McGraw-Hill,
2007.
Buku.
Gaya MLA
Robertson, Christopher J..
International business / Christopher J. Robertson.
New York:
McGraw-Hill,
2007.
Buku.
Gaya Turabian
Robertson, Christopher J..
International business / Christopher J. Robertson.
New York:
McGraw-Hill,
2007.
Buku.