Gaya APA
BARTELS, Frank L. (2000).
International business,a competitiveness approach .
Singapore:
Prentice Hall.
Gaya Chicago
BARTELS, Frank L.
International business,a competitiveness approach.
Singapore:
Prentice Hall,
2000.
Monograf.
Gaya MLA
BARTELS, Frank L.
International business,a competitiveness approach.
Singapore:
Prentice Hall,
2000.
Monograf.
Gaya Turabian
BARTELS, Frank L.
International business,a competitiveness approach.
Singapore:
Prentice Hall,
2000.
Monograf.