Gaya APA
Wardhaugh, Ronald., Fuller, Janet M.. (2015).
An Introduction to sociolinguistics (Seventh edition.).
Amerika:
WileyPublishing.
Gaya Chicago
Wardhaugh, Ronald., Fuller, Janet M..
An Introduction to sociolinguistics.
Seventh edition.
Amerika:
WileyPublishing,
2015.
Buku.
Gaya MLA
Wardhaugh, Ronald., Fuller, Janet M..
An Introduction to sociolinguistics.
Seventh edition.
Amerika:
WileyPublishing,
2015.
Buku.
Gaya Turabian
Wardhaugh, Ronald., Fuller, Janet M..
An Introduction to sociolinguistics.
Seventh edition.
Amerika:
WileyPublishing,
2015.
Buku.