Cita APA (7a ed.)

Williams, M. E., & Williams, M. E. (2000). Capital punishment. Greenhaven Press.

Cita Chicago Style (17a ed.)

Williams, Mary E., y Mary E. Williams. Capital Punishment. San Diego, Calif: Greenhaven Press, 2000.

Cita MLA (8a ed.)

Williams, Mary E., y Mary E. Williams. Capital Punishment. Greenhaven Press, 2000.