Gaya APA
Richards, Jack C.. (1991).
Interchange: English for International Communication .
New York:
Cambridge University Press.
Gaya Chicago
Richards, Jack C..
Interchange: English for International Communication.
New York:
Cambridge University Press,
1991.
.
Gaya MLA
Richards, Jack C..
Interchange: English for International Communication.
New York:
Cambridge University Press,
1991.
.
Gaya Turabian
Richards, Jack C..
Interchange: English for International Communication.
New York:
Cambridge University Press,
1991.
.