Welcome to the Gad & Birgit Rausing Library's guide to Constitutional & Admin Law. The ultimate purpose of legal research is to find primary sources of knowledge, cases, Laws and legislation that may be used to support your arguments in court. The secondary sources highlighted here include books, legal encyclopedias, case law digests, and much more, will help and guide you to the best primary and secondary sources available on your topic in the library's physical and virtual resources.