Cita APA (7a ed.)

Clark, T., & Penycate, J. (1976). Psychopath: The case of Patrick Mackay (1. publ.). Routledge and Kegan Paul.

Cita Chicago Style (17a ed.)

Clark, Tim, y John Penycate. Psychopath: The Case of Patrick Mackay. 1. publ. London [u.a.]: Routledge and Kegan Paul, 1976.

Cita MLA (9a ed.)

Clark, Tim, y John Penycate. Psychopath: The Case of Patrick Mackay. 1. publ. Routledge and Kegan Paul, 1976.