APA (7th ed.) Citation
Hall, J., & Llewelyn, S. (2006). What is clinical psychology (4th ed.). Oxford University Press.
Chicago Style (17th ed.) Citation
Hall, John, and Susan Llewelyn. What Is Clinical Psychology. 4th ed. Oxford: Oxford University Press, 2006.
MLA (9th ed.) Citation
Hall, John, and Susan Llewelyn. What Is Clinical Psychology. 4th ed. Oxford University Press, 2006.
Warning: These citations may not always be 100% accurate.