Cita APA (7a ed.)

Hackler, J., & Don, K. (1987). Estimating system biases: Crime indices that permit comparison across provinces. Discussion paper.

Cita Chicago Style (17a ed.)

Hackler, Jim, y Kim Don. "Estimating System Biases: Crime Indices That Permit Comparison Across Provinces." Discussion Paper 1987.

Cita MLA (9a ed.)

Hackler, Jim, y Kim Don. "Estimating System Biases: Crime Indices That Permit Comparison Across Provinces." Discussion Paper, 1987.