Philosophy: The Great Thinkers

Sophie's World

Zero: The Biography of a Dangerous Idea

Think: A Compelling Introduction to Philosophy

Story of Philosophy

The Oxford Dictionary of Philosophy: Edition 3

The Republic

Beyond Good & Evil: Prelude to a Philosophy of the Future

The Sayings of Socrates

Meditations

The Sayings of Aristotle

The Lessons of History

Straw Dogs: Thoughts On Humans And Other Animals

The Genealogy of Morals

Philosophical Investigations: Edition 4

Logically Fallacious: The Ultimate Collection of Over 300 Logical Fallacies (Academic Edition)

Metaphors We Live By

The Human Condition: Edition 2

The Sayings of Nietzsche