Blackstone's Policing for the PCSOBryn Caless, Steven England, Barry Spruce, Robert Underwood · First published 2014Open the Tome
Blackstone's Handbook for the Special ConstabularyBryn Caless, Barry Spruce, Jerry Brownas, Robert Underwood, Mark Simpson · First published 2010Open the Tome
Blackstone's police community support officers' handbookBryn Caless, Robin Bryant, Barry Spruce, Robert Underwood · First published 2010Open the Tome
