Cita APA (7a ed.)

Halliday, M., & Matthiessen, C. M. (2004). An Introduction to functional grammar (3rd ed.). Hodder Arnold.

Cita Chicago Style (17a ed.)

Halliday, M.A.K, y Christian M.I.M Matthiessen. An Introduction to Functional Grammar. 3rd ed. London: Hodder Arnold, 2004.

Cita MLA (9a ed.)

Halliday, M.A.K, y Christian M.I.M Matthiessen. An Introduction to Functional Grammar. 3rd ed. Hodder Arnold, 2004.