Gaya APA
TILLITT, B., BRUDER, M, N.
(1993).
Speaking naturally:
(
Cet. ke-7)
.
Australia:
Cambridge University Press.
Gaya MLA
TILLITT, Bruce., BRUDER, Mary, Newton.
"Speaking naturally:".
Cet. ke-7
Australia:
Cambridge University Press,
1993.
Buku.