<Li> The case law rules of common law and equity </Li> <Li> Books of authority . </Li> <P> Governments may sign International Conventions and Treaties; but these normally become binding only when they are ratified . Most conventions come into force only when a stated number of signatories have ratified the final text . An international convention may be incorporated into a statute (e.g. Hague - Visby Rules in Carriage of Goods by Sea Act 1971; e.g. the Salvage Convention in the Merchant Shipping Act 1995). The Council of Europe's European Convention on Human Rights is enforced by the ECHR in Strasbourg . </P> <P> European Community Law </P>

What are the five main sources of the law