Gaya APA
Spolsky, Bernard, Widdowson, H.G.. (2004).
Sociolinguistics .
Oxford:
Oxford University Press.
Gaya Chicago
Spolsky, Bernard, Widdowson, H.G..
Sociolinguistics.
Oxford:
Oxford University Press,
2004.
Text.
Gaya MLA
Spolsky, Bernard, Widdowson, H.G..
Sociolinguistics.
Oxford:
Oxford University Press,
2004.
Text.
Gaya Turabian
Spolsky, Bernard, Widdowson, H.G..
Sociolinguistics.
Oxford:
Oxford University Press,
2004.
Print.