APA (7th ed.) Citation

Fish, F. J., Casey, P. R., & Kelly, B. (2007). Fish's clinical psychopathology: Signs and symptoms in psychiatry (3rd ed.). Gaskell.

Chicago Style (17th ed.) Citation

Fish, F. J., Patricia R. Casey, and Brendan Kelly. Fish's Clinical Psychopathology: Signs and Symptoms in Psychiatry. 3rd ed. London: Gaskell, 2007.

MLA (9th ed.) Citation

Fish, F. J., et al. Fish's Clinical Psychopathology: Signs and Symptoms in Psychiatry. 3rd ed. Gaskell, 2007.