APA (7th ed.) Citation

Jacobson, J. (1999). Policing drug hot-spots Police research series.

Chicago Style (17th ed.) Citation

Jacobson, Jessica. "Policing Drug Hot-spots." Police Research Series 1999.

MLA (8th ed.) Citation

Jacobson, Jessica. "Policing Drug Hot-spots." Police Research Series, 1999.

Warning: These citations may not always be 100% accurate.