Cita APA (7a ed.)

Newburn, T., & Elliott, J. (1998). Police anti-drugs strategies: Tackling drugs together three years on Crime detection and prevention series.

Cita Chicago Style (17a ed.)

Newburn, Tim, y Joe Elliott. "Police Anti-drugs Strategies: Tackling Drugs Together Three Years on." Crime Detection and Prevention Series 1998.

Cita MLA (8a ed.)

Newburn, Tim, y Joe Elliott. "Police Anti-drugs Strategies: Tackling Drugs Together Three Years on." Crime Detection and Prevention Series, 1998.