Cita APA (7th ed.)

Halliday, M. A. K., & Kress, G. R. (1976). Halliday: System and function in langauge; selected papers. Oxford University Press.

Cita Chicago (17th ed.)

Halliday, Michael Alexander Kirwood, i Gunter R. Kress. Halliday: System and Function in Langauge; Selected Papers. London: Oxford University Press, 1976.

Cita MLA (9th ed.)

Halliday, Michael Alexander Kirwood, i Gunter R. Kress. Halliday: System and Function in Langauge; Selected Papers. Oxford University Press, 1976.

Atenció: Aquestes cites poden no estar 100% correctes.