| Covert investigation C Harfield, K Harfield Oxford University Press, USA, 2012 | 86 | 2012 |
| SOCA: a paradigm shift in British policing C Harfield British Journal of Criminology 46 (4), 743-761, 2006 | 81 | 2006 |
| The organization of'organized crime policing'and its international context C Harfield Criminology & Criminal Justice 8 (4), 483-507, 2008 | 75 | 2008 |
| Paradigms, pathologies, and practicalities–Policing organized crime in England and Wales C Harfield Policing: A Journal of Policy and Practice 2 (1), 63-73, 2008 | 61 | 2008 |
| Intelligence: investigation, community and partnership C Harfield, K Harfield OUP Oxford, 2008 | 50 | 2008 |
| Police informers and professional ethics C Harfield Criminal Justice Ethics 31 (2), 73-95, 2012 | 38 | 2012 |
| Cross-border law enforcement S Hufnagel, C Harfield, S Bronitt Taylor & Francis., 2012 | 35 | 2012 |
| Policing J Grieve, C Harfield, A MacVean Sage, 2007 | 31 | 2007 |
| The governance of covert investigation C Harfield Melbourne University Law Review 34 (3), 773-804, 2010 | 27 | 2010 |
| Covert Human Intelligence Sources: The'unlovely'Face of Police Work R Billingsley Waterside Press, 2009 | 27 | 2009 |
| The handbook of intelligent policing: consilience, crime control, and community safety C Harfield, A MacVean, JGD Grieve, D Phillips Oxford University Press, 2008 | 25 | 2008 |
| Intelligence, knowledge, and the reconfiguration of policing C Harfield, M Kleiven HarfieldC. MacVeanA. GrieveJ. PhillipsD.(Eds.), The handbook of intelligent …, 2008 | 16 | 2008 |
| Consent, consensus or the management of dissent?: Challenges to community consultation in a new policing environment CG Harfield Policing and Society: An International Journal 7 (4), 271-289, 1997 | 15 | 1997 |
| Covert Investigation, Blackstone’s Practical Policing C Harfield, K Harfield Oxford, UK: Oxford University Press, 2005 | 14 | 2005 |
| Science or sophistry: issues in managing analysts and their products A MacVean, C Harfield Oxford University Press, 2008 | 13 | 2008 |
| Body-worn POV technology: Moral harm C Harfield IEEE Technology and Society Magazine 33 (2), 64-72, 2014 | 12 | 2014 |
| The criminal not the crime: practitioner discourse and the policing of organized crime in England and Wales C Harfield Defining and Defying Organised Crime, 49-62, 2010 | 9 | 2010 |
| The threat of computer crime: identifying the problem and formulating a response at force level A Bliss, C Harfield The Police Journal 71 (1), 25-34, 1998 | 9 | 1998 |
| Transnational criminal investigation and modes of governance C Harfield Policing: A Journal of Policy and Practice 5 (1), 3-14, 2011 | 8 | 2011 |
| Blackstone's Police Operational Handbook: Practice and Procedure C Harfield OUP Oxford, 2009 | 8 | 2009 |
