The Cambridge Companion to Piaget
Ulrich Müller & Jeremy I. M. Carpendale & Leslie Smith
Signature of the World: 'What Is Deleuze and Guattari's Philosophy?
Eric Alliez
Introducing Marxism
Rupert Woodfin
The Intellectual Life: Its Spirit, Conditions, Methods
Antonin Gilbert Sertillanges
Chapter 28. - Philosophy of Mathematics
Hilary Putnam
Saint Bernard
René Guénon