Police -- Encyclopedias. : World encyclopedia of police forces and correctional systems [Gale EBooks electronic resource] / George Thomas Kurian, editor.
Police -- England -- Lake District -- Drama -- Videodiscs. : Safe house. The crow [(DVD) videorecording] / Eleventh Hour Films ; created by Michael Crompton ; produced by Andrew Benson ; written by Ed Whitemore & Tracey Malone ; directed by Marc Evans.