Cita APA (7a ed.)

Ryan, P. J. (1990). Bias in the processing of crime data: A comparison of police and social scientist constructs of the drug, homicide nexus.

Cita Chicago Style (17a ed.)

Ryan, Patrick J. Bias in the Processing of Crime Data: A Comparison of Police and Social Scientist Constructs of the Drug, Homicide Nexus. 1990.

Cita MLA (9a ed.)

Ryan, Patrick J. Bias in the Processing of Crime Data: A Comparison of Police and Social Scientist Constructs of the Drug, Homicide Nexus. 1990.