Cita APA (7a ed.)

Cheney, D., & Prison Reform Trust. (1993). Into the dark tunnel: Foreign prisoners in the British prison system. Prison Reform Trust.

Cita Chicago Style (17a ed.)

Cheney, Deborah, y Prison Reform Trust. Into the Dark Tunnel: Foreign Prisoners in the British Prison System. London: Prison Reform Trust, 1993.

Cita MLA (8a ed.)

Cheney, Deborah, y Prison Reform Trust. Into the Dark Tunnel: Foreign Prisoners in the British Prison System. Prison Reform Trust, 1993.