APA (7th ed.) Citation

Halliday, M. A. K., & Matthiessen, C. M. I. M. (2004). An introduction to functional grammar / M.A.K. Halliday (3rd ed.). Hodder Arnold.

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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

Warning: These citations may not always be 100% accurate.