On Liberty - Classic Illustrated Edition
Nicomachean Ethics
An Introduction to the Principles of Morals and Legislation (with linked TOC)
The Social Contract
Groundwork of the Metaphysics of Morals
The Immanuel Kant Collection: 8 Classic Works
Aristotle: Complete Works, Historical Background, and Modern Interpretation of Aristotle's Ideas (Annotated and Illustrated, Hyperlinked Footnotes and Navigation) (Annotated Classics)
The First & Second Treatises of Government
Kant: Groundwork of the Metaphysics of Morals (Cambridge Texts in the History of Philosophy)
Nicomachean Ethics (Hackett Classics)