Gaya APA
Hughes, Arthur. (1989).
Testing for Language Teachers .
USA:
Cambridge University Press.
Gaya Chicago
Hughes, Arthur.
Testing for Language Teachers.
USA:
Cambridge University Press,
1989.
Text.
Gaya MLA
Hughes, Arthur.
Testing for Language Teachers.
USA:
Cambridge University Press,
1989.
Text.
Gaya Turabian
Hughes, Arthur.
Testing for Language Teachers.
USA:
Cambridge University Press,
1989.
Print.