Legal encyclopaedias are a good place to start to get a detailed overview of a legal topic. The 'Reference & Encyclopedias' section of the Law Library website Research Databases by Type page recommends a number of legal encyclopaedias. The following section of this module refers to three examples:
An online encyclopaedia covering a wide variety of Australian legal topics. It includes references to Australian legislative and judicial authority. This screenshot is of the Halsbury's Advanced Search form:
A large online encyclopedia covering a wide variety of Australian legal topics. You can search using a range of options such as by case or legislation, or use the topics on the left to browse.
A comprehensive encyclopaedia on international law. It includes extensive bibliographies leading you to other secondary sources and links to the Oxford Law Citator, which provides additional information and relevant court decisions.