The Covenant of Reason: Rationality and the Commitments of Thought
Isaac Levi
Reader's Digest the Right Word at the Right Time
David & Charles Publishers
Lo Inconsciente en la Vida Psíquica Normal y Patolólica
C. G. Jung
The Child's Conception of the World
Jean Piaget
Jean Piaget: Selected Works (1)
Medieval Philosophy, From St. Augustine to Nicholas of Cusa: ...
John F. Wippel & Allan Bernard Wolter
Morphological Analysis in Comparison
Wolfgang U. Dressler