Gaya APA
Widdowson, H.G.. (1978).
Teaching Language as Communication .
London:
Oxford University Press.
Gaya Chicago
Widdowson, H.G..
Teaching Language as Communication.
London:
Oxford University Press,
1978.
Text.
Gaya MLA
Widdowson, H.G..
Teaching Language as Communication.
London:
Oxford University Press,
1978.
Text.
Gaya Turabian
Widdowson, H.G..
Teaching Language as Communication.
London:
Oxford University Press,
1978.
Print.