Blackstone's police manual 2011 /  Vol. 2,  Evidence and procedure ; David Johnston and Glenn Hutton. 
consultant editor, Paul Connor. 
 - 13th ed. 
 - Oxford :  Oxford University Press,  2010. 
 - xlv, 396p. 
<br/><br/><label>ISBN: </label>9780199591213 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Police--Great Britain.<br/>Criminal justice, Administration of--Great Britain.<br/>Evidence, Criminal--Great Britain.<br/>Police power--Great Britain.