Pate, Matthew, author.
Washington, DC : Community Oriented Policing Services, U.S. Department of Justice, Center for Problem-Oriented Policing, 2012.
2012
Eck, John E., author.
[Washington, D.C.] : Community Oriented Policing Services, U.S. Department of Justice : Center for Problem-Oriented Policing, 2013.
2013