Gaya APA
Dignen, Bob. (2000).
Communicating in Business English .
USA:
Compass Publishing.
Gaya Chicago
Dignen, Bob.
Communicating in Business English.
USA:
Compass Publishing,
2000.
Text.
Gaya MLA
Dignen, Bob.
Communicating in Business English.
USA:
Compass Publishing,
2000.
Text.
Gaya Turabian
Dignen, Bob.
Communicating in Business English.
USA:
Compass Publishing,
2000.
Print.