The Collected Works of Spinoza, Volumes I and II: One-Volume Digital Edition

Sophie's World

Zero: The Biography of a Dangerous Idea

The Selected Works of Baruch de Spinoza

Think: A Compelling Introduction to Philosophy

Ethics

Story of Philosophy

The Ethics (Ethica Ordine Geometrico Demonstrata)

The Consolations of Philosophy

The Essential Spinoza: Ethics and Related Writings

The Lessons of History

Spinoza: The Letters

Philosophical Investigations: Edition 4

The Road to Inner Freedom: The Ethics

The Story of Philosophy: From Ancient Greeks to Great Thinkers of Modern Times

The Collected Works of Spinoza, Volume I: Volume 1

Ethics (Complete Edition)

Philosophy of Science: A Very Short Introduction