Department of Work and Pensions: Progress in tackling benefit fraud: report from the Comptroller and Auditor General: HC 102 Session 2007-2008 / TSO, 23 January 2008
PDF - http://www.nao.org.uk/publications/nao_reports/07-08/0708102.pdf
Executive summary
PDF - http://www.nao.org.uk/publications/nao_reports/07-08/0708102es.pdf