Encyclopedia of Christian Theology
Jean-Yves Lacoste
Change in View: Principles of Reasoning
Gilbert Harman
Delphi Complete Works of Saki (Illustrated)
Saki & Hector Hugh Munro
How to Solve It: A New Aspect of Mathematical Method
György Pólya
Philosophie Der Raum-Zeit-Lehre
Hans Reichenbach
Christians, Gnostics and Philosophers in Late Antiquity
Mark Edwards