Gaya APA
ms.i., D, N, W., ogrady, W. (2005).
Contemporary Linguistics An Introduction Fifth Edition .
New York:
bedfor st. martin's.
Gaya MLA
ms.i., Dra, Nur, Wahyuni., ogrady, William.
"Contemporary Linguistics An Introduction Fifth Edition".
New York:
bedfor st. martin's,
2005.
Text.