Gaya APA
Ball, Donald A., Mcculloch, Wendell H.. (1993).
International business : introduction and essentials, 5th ed. (5th ed.).
Boston:
Irwin.
Gaya Chicago
Ball, Donald A., Mcculloch, Wendell H..
International business : introduction and essentials, 5th ed..
5th ed.
Boston:
Irwin,
1993.
Text.
Gaya MLA
Ball, Donald A., Mcculloch, Wendell H..
International business : introduction and essentials, 5th ed..
5th ed.
Boston:
Irwin,
1993.
Text.
Gaya Turabian
Ball, Donald A., Mcculloch, Wendell H..
International business : introduction and essentials, 5th ed..
5th ed.
Boston:
Irwin,
1993.
Print.