APA Style
Wardhaugh, Ronald. (1998).
An Introduction To Sociolinguistics (3rd ed).
Oxford:
BLACKWELL PUBLISHERS.
Chicago Style
Wardhaugh, Ronald.
An Introduction To Sociolinguistics.
3rd ed
Oxford:
BLACKWELL PUBLISHERS,
1998.
.
MLA Style
Wardhaugh, Ronald.
An Introduction To Sociolinguistics.
3rd ed
Oxford:
BLACKWELL PUBLISHERS,
1998.
.
Turabian Style
Wardhaugh, Ronald.
An Introduction To Sociolinguistics.
3rd ed
Oxford:
BLACKWELL PUBLISHERS,
1998.
.