Policing for the 21st CenturyChristine Gardiner, Matthew J. Hickman · First published 2016Open the Tome
State and local law enforcement training academies, 2002Matthew J. Hickman · First published 2005Open the Tome
Police integrity and ethicsMatthew J. Hickman, Alexis Russell Piquero, Jack R. Greene, Alex R. Piquero · First published 2003Open the Tome
Community policing in local police departments, 1997 and 1999Matthew J. Hickman · First published 2001Open the Tome
