Cita APA (7a ed.)

Cook, T., & Gunn, J. (1974). Penal reform: Strategy 2000. Liberal Publ. Dept.

Cita Chicago Style (17a ed.)

Cook, Timothy, y John Gunn. Penal Reform: Strategy 2000. London: Liberal Publ. Dept, 1974.

Cita MLA (9a ed.)

Cook, Timothy, y John Gunn. Penal Reform: Strategy 2000. Liberal Publ. Dept, 1974.