Cita APA (7a ed.)

Johnson, R. (1996). Hard time: Understanding and reforming the prison (2. ed.). Wadsworth Publ. Co.

Cita Chicago Style (17a ed.)

Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 2. ed. Belmont [u.a.]: Wadsworth Publ. Co, 1996.

Cita MLA (9a ed.)

Johnson, Robert. Hard Time: Understanding and Reforming the Prison. 2. ed. Wadsworth Publ. Co, 1996.