books by subject
Philosophical Logic
Wittgenstein Reader: 1 (Wiley Blackwell Readers)
Tractatus Logico-Philosophicus (Routledge Classics)
Wittgenstein (Oneworld Philosophers S.)
Analogy and Philosophical Language
An Introduction to Wittgenstein's "Tractatus" (Wittgenstein Studies)
Ludwig Wittgenstein: Philosophy and Language (Wittgenstein Studies)
The Cambridge Companion to Wittgenstein (Cambridge Companions to Philosophy)
Hegels Science of Logic
Rationalism (Key Texts S.)
Critique of Pure Reason: Unified Edition (with all variants from the 1781 and 1787 editions)
Kant's "Critique of Pure Reason": A Commentary for Students (Key Texts S.)
Think!: Before It's Too Late
Thinking Clearly: A Guide to Critical Reasoning
On the Nature and Existence of God
The Philosophy of Logical Atomism (Library of Living Philosophers)
An Inquiry into the Human Mind: On the Principles of Common Sense (Edinburgh Edition of Thomas Reid) (The Edinburgh Edition of Thomas Reid)
Frege: An Introduction to the Founder of Modern Analytic Philosophy (Penguin philosophy)
Frege (Past Masters Series)
The Frege Reader (Wiley Blackwell Readers)
Francis Bacon: The New Organon (Cambridge Texts in the History of Philosophy)
Outlines of Pyrrhonism (Great Books in Philosophy)
The Art of Philosophizing
F. P. Ramsey: Philosophical Papers
Logic and Knowledge
Philosophical Papers (Clarendon Paperbacks)
Plato Gorgias (Clarendon Paperbacks): A revised text, with Introduction and Commentary
Logic for Lawyers: A Guide to Clear Legal Thinking
Think You Can Think?: Cracking the Thinking Skills Assessment
G.W.F.Hegel: An Introduction to the Science of Wisdom