Cita APA (7a ed.)

Sparrow, M. K., Moore, M. H., & Kennedy, D. M. (1990). Beyond 911: A new era for policing. Basic Books.

Cita Chicago Style (17a ed.)

Sparrow, Malcolm K., Mark Harrison Moore, y David M. Kennedy. Beyond 911: A New Era for Policing. [New York, N.Y.]: Basic Books, 1990.

Cita MLA (8a ed.)

Sparrow, Malcolm K., et al. Beyond 911: A New Era for Policing. Basic Books, 1990.