Gaya APA
Underhill, Nic. (1987).
Testing spoken language : A handbook of oral testing techniques .
New York:
Cambridge University Press.
Gaya Chicago
Underhill, Nic.
Testing spoken language : A handbook of oral testing techniques.
New York:
Cambridge University Press,
1987.
Buku Tercetak.
Gaya MLA
Underhill, Nic.
Testing spoken language : A handbook of oral testing techniques.
New York:
Cambridge University Press,
1987.
Buku Tercetak.
Gaya Turabian
Underhill, Nic.
Testing spoken language : A handbook of oral testing techniques.
New York:
Cambridge University Press,
1987.
Buku Tercetak.