Gaya APA
JONES, LEO. (1991).
INTERNATIONAL BUSINESS ENGLISH .
NEW YORK:
CAMBRIDGE UNIVERSITY PRESS.
Gaya Chicago
JONES, LEO.
INTERNATIONAL BUSINESS ENGLISH.
NEW YORK:
CAMBRIDGE UNIVERSITY PRESS,
1991.
Text.
Gaya MLA
JONES, LEO.
INTERNATIONAL BUSINESS ENGLISH.
NEW YORK:
CAMBRIDGE UNIVERSITY PRESS,
1991.
Text.
Gaya Turabian
JONES, LEO.
INTERNATIONAL BUSINESS ENGLISH.
NEW YORK:
CAMBRIDGE UNIVERSITY PRESS,
1991.
Print.