Gaya APA
Taylor. (2017).
Model business letter, emails & other business document .
Jakarta:
Indeks.
Gaya Chicago
Taylor.
Model business letter, emails & other business document.
Jakarta:
Indeks,
2017.
Text.
Gaya MLA
Taylor.
Model business letter, emails & other business document.
Jakarta:
Indeks,
2017.
Text.
Gaya Turabian
Taylor.
Model business letter, emails & other business document.
Jakarta:
Indeks,
2017.
Print.