APA (7th ed.) Citation

Halliday, M. A. K. (2009). The essential Halliday. Continuum.

Chicago Style (17th ed.) Citation

Halliday, Michael A. K. The Essential Halliday. London [u.a.]: Continuum, 2009.

MLA (9th ed.) Citation

Halliday, Michael A. K. The Essential Halliday. Continuum, 2009.