Cita APA (7a ed.)

Wright, A., Waymont, A., & Gregory, F. (1993). Drugs squads: Law enforcement strategies and intelligence in England and Wales. Police Foundation.

Cita Chicago Style (17a ed.)

Wright, Alan, Alan Waymont, y Frank Gregory. Drugs Squads: Law Enforcement Strategies and Intelligence in England and Wales. London: Police Foundation, 1993.

Cita MLA (9a ed.)

Wright, Alan, et al. Drugs Squads: Law Enforcement Strategies and Intelligence in England and Wales. Police Foundation, 1993.