Cita APA (7a ed.)

Hackler, J., Cossins, D., & Don, K. (1990). Comparing crime rates: When are they meaningful. Discussion paper.

Cita Chicago Style (17a ed.)

Hackler, Jim, Diane Cossins, y Kim Don. "Comparing Crime Rates: When Are They Meaningful." Discussion Paper 1990.

Cita MLA (9a ed.)

Hackler, Jim, et al. "Comparing Crime Rates: When Are They Meaningful." Discussion Paper, 1990.