Cita APA (7a ed.)

Blumstein, A., & Wallman, J. (2000). The Crime Drop in America. Cambridge University Press.

Cita Chicago Style (17a ed.)

Blumstein, Alfred, y Joel Wallman. The Crime Drop in America. [Erscheinungsort nicht ermittelbar]: Cambridge University Press, 2000.

Cita MLA (9a ed.)

Blumstein, Alfred, y Joel Wallman. The Crime Drop in America. Cambridge University Press, 2000.