Gaya APA
BIEVENU, S., TIMM, P, R. (2001).
Business communications discovering strategy, developing skills .
New Jersey:
Prentice Hall.
Gaya MLA
BIEVENU, Sherron., TIMM, Paul, R.
"Business communications discovering strategy, developing skills".
New Jersey:
Prentice Hall,
2001.
Buku.