APA Style
Ur,Penny. (1998).
A Course in Language Teaching (_).
:
Cambridge University press.
Chicago Style
Ur,Penny.
A Course in Language Teaching.
_
:
Cambridge University press,
1998.
.
MLA Style
Ur,Penny.
A Course in Language Teaching.
_
:
Cambridge University press,
1998.
.
Turabian Style
Ur,Penny.
A Course in Language Teaching.
_
:
Cambridge University press,
1998.
.