studies

Points of entry to the literature are -

• Tim Prenzler's 2001 Private investigators in Australia: work, law, ethics and regulation (PDF) study for the Criminology Research Council
• The Law of Private Security in Australia (Pyrmont: Law Book Co 2005) by Rick Sarre & Tim Prenzler, complemented by Mark Button's Security Officers and Policing: Powers, Culture and Control in the Governance of Private Space (Aldershot: Ashgate 2007) for the UK
• The Australian private security industry: the need for Accountability, Regulation and Professionalisation (PDF) by Paul Wilson
• Patricia Schefcick's 2004 The Information Seeking Behavior of Private Investigators: A Study of Investigators in North Carolina and Georgia (PDF)
• Private Security and the Investigative Process (New York: Elsevier 1999) by Charles Nemeth
• Alison Wakefield's Selling Security: The Private Policing of Public Space (Cullompton: Willan 2003)
• Private Policing (Beverly Hills: Sage 1990) edited by Clifford Shearing & Philip Stenning.

     guns for hire

Works on private armies include -

• The Market for Force: The Consequences of Privatizing Security (Cambridge: Cambridge Uni Press 2005) by Deborah Avant
• Corporate Warriors: The Rise of the Privatized Military Industry (Ithaca: Cornell Uni Press 2003) by P. W. Singer

Profiles of particular service vendors include -

• Blackwater: The Rise of the World's Most Powerful Mercenary Army (New York: Nation 2007) by Jeremy Scahill
• Licensed to Kill: Hired Guns in the War on Terror (New York: Crown 2007) by Robert Pelton
  
  

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