Cita APA (7a ed.)

Akhtar, S., & O'Neil, M. K. (2011). On Freud's "Beyond the pleasure principle". Karnac.

Cita Chicago Style (17a ed.)

Akhtar, Salman, y Mary Kay O'Neil. On Freud's "Beyond the Pleasure Principle". London: Karnac, 2011.

Cita MLA (8a ed.)

Akhtar, Salman, y Mary Kay O'Neil. On Freud's "Beyond the Pleasure Principle". Karnac, 2011.