Author: David K. Levine

Source: 20th World Congress of Philosophy

Description: Provides detailed reading lists and online versions of classics in Economics.

Source: Thoemmes Press
Description: Online resources from Thoemmes Press, it includes two collections of historical essays on the works of Adam Smith, encyclopedia-style entries on key figures, an image gallery, and much more.

Source: Lirbary of Economics and Liberty
Author: David Henderson
Description: A large, useful reference resource covering the history of economics.

Source: Cliffs Notes

Source: Konrad Lorenz Institute
Description: An impressive bibliographic database that can be searched by keyword, author, or by full page text. This well cross-referenced site includes material in 18 topic areas, including Epistemology, Phil. Of Mind, Phil. Of Biology, and Phil. Of Science, and Phil. Of Economics.