Cita APA (7a ed.)

Halliday, M. A. K., & Webster, J. J. (2002). On Grammar. Continuum.

Cita Chicago Style (17a ed.)

Halliday, Michael Alexander Kinkwood, y Jonathan J. Webster. On Grammar. London ; New york: Continuum, 2002.

Cita MLA (8a ed.)

Halliday, Michael Alexander Kinkwood, y Jonathan J. Webster. On Grammar. Continuum, 2002.