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Karen Harfield

Stand Alone

Covert Investigation (Blackstones Practical Policing)
Covert Investigation 6e (Blackstone's Practical Policing)
Covert Investigation Fifth Edition (Blackstone's Practical Policing)
Intelligence: Investigation, Community and Partnership (Blackstone's Practical Policing)
Covert Investigation
Covert Investigation (Blackstone's Practical Policing)