Spinoza according to Duff
- Contains excerpts from "Spinoza's Political and Ethical Philosophy," by Robert A. Duff, Glasgow 1903 (reprinted 1970). Part of an Advayavada Buddhism web presence.
- http://www.euronet.nl/~advaya/spinoza.htm

Improvement of the Understanding
- Downloadable e-text from Project Gutenberg.
- http://www.gutenberg.org/etext/1016

Ethics
- Downloadable plain text e-text from Project Gutenburg.
- http://www.gutenberg.org/etext/3800

Works of Spinoza
- Spinoza's writings, including: Ethics, On the Improvement of the Understanding, Theological-Political Treatise, Short Treatise on God, Man, and His Well-Being (Abraham Wolf translation), as well as a selection of Spinoza's correspondence.
- http://home.earthlink.net/~tneff/build3.htm?/~tneff/