APA (7th ed.) Citation

Halliday, M. A. K., & Matthiessen, C. M. I. M. (2014). Halliday's introduction to functional grammar (4th ed.). Routledge.

Chicago Style (17th ed.) Citation

Halliday, M. A. K., and Christian M. I. M. Matthiessen. Halliday's Introduction to Functional Grammar. 4th ed. Oxfordshire, England ; New York: Routledge, 2014.

MLA (9th ed.) Citation

Halliday, M. A. K., and Christian M. I. M. Matthiessen. Halliday's Introduction to Functional Grammar. 4th ed. Routledge, 2014.