Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
Print resources on the reference shelves have to be consulted in the library.
Copies of chapters or entries can be made in the photocopy section on level 4 of the library.
Main e-Reference sources for further browsing
Clarification and Definitions of Concepts
Extracts from some e-reference sources explaining the relevant concepts. Further information can be found by searching the e-reference databases.