APA (7th ed.) Citation

Hasan, R., Matthiessen, C., & Webster, J. (2005). Continuing discourse on language: A functional perspective. Equinox.

Chicago Style (17th ed.) Citation

Hasan, Ruqaiya, Christian Matthiessen, and Jonathan Webster. Continuing Discourse on Language: A Functional Perspective. London ; Oakville, Connecticut: Equinox, 2005.

MLA (9th ed.) Citation

Hasan, Ruqaiya, et al. Continuing Discourse on Language: A Functional Perspective. Equinox, 2005.