• 12 Books

• 6 Private investigators
• 2 Investigation
• 2 Missing persons
• 1 Americans
• 1 Amnesiacs
• 1 Brain damage
• 1 Criminal investigation
• 1 Death
• 1 Detective and mystery stories
• 1 Family secrets
• 1 Gangs
• 1 Inheritance and succession
• 1 Intelligence officers
• 1 Journalists
• 1 Kenny, Sarah (Fictitious character)
• 1 Kidnapping
• 1 Loy, Ed (Fictitious character)
• 1 Missing children
• 1 Murder
• 1 Police
• 1 Politicians
• 1 Quigley, John (Fictitious character)
• 1 Revenge
• 1 Secret service
• 1 Slovaks

• 3 Hughes, Declan, 1963-
• 2 Hunt, Arlene
• 2 Kerrigan, Gene
• 1 Balson, Ronald H
• 1 Barclay, Alex
• 1 Creed, John, 1961-
• 1 Ekin, Des
• 1 French, Tana

• 12 English

• 5 Dublin
• 2 Dublin (Ireland)
• 1 United States

• 4 Mystery fiction
• 3 Thrillers (Fiction)
• 2 Detective and mystery fiction
• 1 Historical fiction
• 1 Noir fiction

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