Studies in Logic and the Foundations of Mathematics
A Heyting & A. Mostowski & A. Robinson & P. Suppes
Mathematical Methods in Science
György Pólya
Encyclopedia Britannica - Revised and Expanded Version
Britannica & Encyclopedia Britannica
Shakespeare on the Record: Researching an Early Modern Life
Hannah Leah Crummé
Karl der Große: Gewalt und Glaube
Johannes Fried
The Summa Theologica: Complete Edition
Saint Thomas Aquinas