Economics
R. Glenn Hubbard & Anthony Patrick O'Brien
Logic Programming and Knowledge Representation: Third International ...
Luis Moniz Pereira & Teodor C. Przymusinski
Plotin: Enneaden: Ethische Untersuchungen auf psychologischer ...
Plotin
The Science of Political Economy: A Reconstruction of Its Principles ...
Henry S. George
Future Pasts: The Analytic Tradition in Twentieth-Century Philosophy
Sanford Shieh & Juliet Floyd
The Voice of Reason: Essays in Objectivist Thought
Ayn Rand & Leonard Peikoff & Peter Schwartz
Objectivism: The Philosophy of Ayn Rand
Leonard Peikoff