The Philosophy of Leibniz: Metaphysics and Language
Benson Mates
An Introductory Guide to Post-Structuralism and Postmodernism
Madan Sarup
Proposed Roads to Freedom
Bertrand Bertrand Russell
Social philosophy
By Gerald F. Gaus
The Ayn Rand Letter (November 1972 to April 1973)
Ayn Rand
Geometric Measure Theory and Real Analysis
Luigi Ambrosio