Cita APA (7a ed.)

Halliday, M. A. K. (2004). An introduction to functional grammar (3a. ed.). Arnold.

Cita Chicago Style (17a ed.)

Halliday, Michael Alexander Kirkwood. An Introduction to Functional Grammar. 3a. ed. Londres: Arnold, 2004.

Cita MLA (9a ed.)

Halliday, Michael Alexander Kirkwood. An Introduction to Functional Grammar. 3a. ed. Arnold, 2004.