The standard used by Middlesex law is:
Useful guides:
Use the Referencing library guide to get support on referencing, plagiarism and Turnitin
The Appeal Court practice direction of 2012 clarifies the practice and procedure governing the citation of legal authorities and applies throughout England & Wales, including the Crown Court, county courts and magistrates courts. Where a law report is available, particularly if the case has been reported in one of the 'official series'; e.g. The Law Reports published by the ICLR, it must be cited and referred to in preference to any other. (See Practice Direction (Citation of Authorities) [2012] 1 WLR 780)
You can refer to tools which provide you with the list of law reports for particular cases in order of authority. Tools to look at include:
Westlaw Case Analysis documents
LexisLibrary's Case Overview database