Encyclopedia Britannica - Revised and Expanded Version
Britannica & Encyclopedia Britannica
Logic, Methodology & Philosophy of Science
Dag Prawitz & Brian Skyrms & Dag Westerståhl
Kinds of Minds
Daniel Clement Dennett
Concepts of Programming Languages
Robert W. Sebesta
The Construction of Reality in the Child
Jean Piaget
The First Crusade 1096-99: Conquest of the Holy Land
David Nicolle & Christa Hook