Gaya APA
Ball, D, A. et al (2000).
[International business. Bah Indonesia]
Bisnis internasional (7th. Ed.).
Jakarta:
Salemba Empat.
Gaya MLA
Ball, Donald, A.. et al.
"[International business. Bah Indonesia]
Bisnis internasional".
7th. Ed.
Jakarta:
Salemba Empat,
2000.
Text.