Gaya APA
Rahardi,M.Hum, D, R.
(2005).
Language of Business in English
(
PERTAMA)
.
JAKARTA:
Amara Books.
Gaya MLA
Rahardi,M.Hum, Dr., R.Kunjana.
"Language of Business in English".
PERTAMA
JAKARTA:
Amara Books,
2005.
Text.