Cita APA (7a ed.)

Strang, J. (2005). Heroin addiction and the British system. Routledge.

Cita Chicago Style (17a ed.)

Strang, John. Heroin Addiction and the British System. London [u.a.]: Routledge, 2005.

Cita MLA (9a ed.)

Strang, John. Heroin Addiction and the British System. Routledge, 2005.