A Glossary of Semantics and Pragmatics
D. A. Cruse
Language, Logic, and Concepts - Excerpt
Ray S. Jackendoff & Paul Bloom & Karen Wynn
Word and Object
Willard van Orman Quine
The Philosophy of Freedom
Rudolf Steiner
The Philosophy of Leibniz
Bertrand Russell
History of Philosophy
Frederick Charles Copleston
A History of Philosophy