Twentieth report of session 2006-07 /
Great Britain.Parliament.(Session 2006-07).Joint Committee on Statutory Instruments.
Great Britain.Parliament.(Session 2006-07).House of Commons.
Great Britain.Parliament.(Session 2006-07).House of Lords.
London : Stationery Office,
2007.
Published as 82-xx of the House of Commons paper series and 131 of the House of Lords paper series.