APA (7th ed.) Citation

Halliday, M. A. K., & Hasan, R. (1989). Language, context, and text: Aspects of language in a socialsemiotic perspective (2nd ed.). Oxford University Press.

Chicago Style (17th ed.) Citation

Halliday, M. A. K., and Ruqaiya Hasan. Language, Context, and Text: Aspects of Language in a Socialsemiotic Perspective. 2nd ed. Oxford: Oxford University Press, 1989.

MLA (9th ed.) Citation

Halliday, M. A. K., and Ruqaiya Hasan. Language, Context, and Text: Aspects of Language in a Socialsemiotic Perspective. 2nd ed. Oxford University Press, 1989.