APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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