APA (7th ed.) Citation

Ball, M. J., Perkins, M. R., & Howard, S. (2008). The handbook of clinical linguistics. Blackwell.

Chicago Style (17th ed.) Citation

Ball, Martin J., Michael R. Perkins, and Sara Howard. The Handbook of Clinical Linguistics. Malden, Mass. [u.a.]: Blackwell, 2008.

MLA (9th ed.) Citation

Ball, Martin J., et al. The Handbook of Clinical Linguistics. Blackwell, 2008.