Cita APA (7a ed.)

Tilley, N., & Laycock, G. (2002). Working out what to do: Evidence-based crime reduction Crime reduction research series paper.

Cita Chicago Style (17a ed.)

Tilley, Nick, y Gloria Laycock. "Working Out What to Do: Evidence-based Crime Reduction." Crime Reduction Research Series Paper 2002.

Cita MLA (9a ed.)

Tilley, Nick, y Gloria Laycock. "Working Out What to Do: Evidence-based Crime Reduction." Crime Reduction Research Series Paper, 2002.