APA (7th ed.) Citation

Halliday, M. A. K., & Fawcett, R. P. (1987). New developments in systemic linguistics. Frances Pinter.

Chicago Style (17th ed.) Citation

Halliday, M. A. K., and Robin P. Fawcett. New Developments in Systemic Linguistics. London: Frances Pinter, 1987.

MLA (9th ed.) Citation

Halliday, M. A. K., and Robin P. Fawcett. New Developments in Systemic Linguistics. Frances Pinter, 1987.