Gaya APA
ball, donald. (1989).
International Business. Introduction And Essentials .
New York:
.
Gaya Chicago
ball, donald.
International Business. Introduction And Essentials.
New York:
,
1989.
Text.
Gaya MLA
ball, donald.
International Business. Introduction And Essentials.
New York:
,
1989.
Text.
Gaya Turabian
ball, donald.
International Business. Introduction And Essentials.
New York:
,
1989.
Print.