APA (7th ed.) Citation

Hasan, R., Cloran, C., & Butt, D. (1996). Functional descriptions: Theory in practice. J. Benjamins Pub..

Chicago Style (17th ed.) Citation

Hasan, Ruqaiya, Carmel Cloran, and David Butt. Functional Descriptions: Theory in Practice. Amsterdam ; Philadelphia: J. Benjamins Pub., 1996.

MLA (8th ed.) Citation

Hasan, Ruqaiya, et al. Functional Descriptions: Theory in Practice. J. Benjamins Pub., 1996.