Routledge Philosophy Guidebook to Hegel and the Philosophy of ...
Dudley Knowles
Modality and Its Interaction With the Verbal System
Lambertus Christiaan Jozef Barbiers & Frits H. Beukema & Wim van Der Wurff
The Psychology of the Child
Jean Piaget & Barbel Inhelder
Psychological Types
Carl Gustav Jung
German Revolution: A History from Beginning to End
Hourly History
Adventures of a Computational Explorer
Stephen Wolfram