| The Logical Structure of the World and Pseudoproblems in Philosophy Rudolf Carnap / Used - Hardcover | | $315.94 |
| Open Society and Its Enemies: The Spell of Plato v. 1 Popper, Sir Karl / Used - Hardcover | | $307.84 |
| Prototractatus: An Early Version of Tractatus Logico-Philosophicus Wittgenstein, Ludwig / Used - Hardcover | | $147.62 |
| Prototractatus. An early version of Tractatus Logico-Philosophicus. Wittgenstein, Ludwig. McGuinness, B.F.; Nyberg, T.; von Wright, G.H., ed. Pears, D.F.; McGuinness, B.F., trans. von Wright, G.H., historical intro. / Used - Hardcover | Dust Jacket | $132.25 |
| Prototractatus: An Early Version of Tractatus Logico-Philosophicus Wittgenstein, Ludwig / Used - Hardcover | Dust Jacket | $127.00 |
| Principles of Genetic Epistemology Piaget, Jean / Used - Hardcover | | $113.32 |
| Negative Dialectics Adorno, Theodor W. / Used - Hardcover | | $91.38 |
| One-Dimensional Man: Studies in the Ideology of Advanced Industrial Society Marcuse, Herbert / Used - Hardcover | | $87.70 |
| One-Dimensional Man: Studies in the Ideology of Advanced Industrial Society Marcuse, Herbert / Used - Hardcover | | $87.70 |
| One-Dimensional Man: Studies in the Ideology of Advanced Industrial Society Marcuse, Herbert / Used - Hardcover | | $87.70 |
| One-dimensional Man: Studies in the Ideology of Advanced Industrial Society Marcuse, Herbert / Used - Hardcover | Dust Jacket | $84.96 |
| Norm and Action (International Library of Philosophy) Wright, G. H. von / Used - Hardcover | | $78.34 |
| Studies in word-association: Experiments in the diagnosis of psychopathological conditions carried out at the Psychiatric Clinic of the University of Zurich under the direction of C. G. Jung; C. G. Jung / Used - Hardcover | | $72.00 |
| Economy and Society: A Study in the Integration of Economic and Social Theory Parsons, Talcott / Used - Hardcover | | $71.20 |
| True and the Evident Brentano, Franz / Used - Hardcover | Dust Jacket | $62.82 |
| The Structure and Dynamics of the Psyche (Volume 8) Jung, C. G. / Used - Hardcover | | $56.64 |
| Logical Studies (International Library of Psychology) G.H. von Wright / Used - Hardcover | Dust Jacket | $56.57 |
| One-dimensional Man: Studies in the Ideology of Advanced Industrial Society Herbert Marcuse / Used - Hardcover | | $56.07 |
| Foundation and Construction of Ethics (International Library of Philosophy) Brentano, Franz / Used - Hardcover | | $50.62 |