Gaya APA
Frendo, Evan. (2005).
How to teach business English : Evan Frendo .
England:
Pearson Education Limited.
Gaya Chicago
Frendo, Evan.
How to teach business English : Evan Frendo.
England:
Pearson Education Limited,
2005.
Buku.
Gaya MLA
Frendo, Evan.
How to teach business English : Evan Frendo.
England:
Pearson Education Limited,
2005.
Buku.
Gaya Turabian
Frendo, Evan.
How to teach business English : Evan Frendo.
England:
Pearson Education Limited,
2005.
Buku.