APA (7th ed.) Citation

Clark, T., & Penycate, J. (1976). Psychopath: The case of Patrick Mackay. Routledge & K. Paul.

Chicago Style (17th ed.) Citation

Clark, Tim, and John Penycate. Psychopath: The Case of Patrick Mackay. London ; Boston: Routledge & K. Paul, 1976.

MLA (9th ed.) Citation

Clark, Tim, and John Penycate. Psychopath: The Case of Patrick Mackay. Routledge & K. Paul, 1976.